Online calculator for linear interpolation and extrapolation. Given two (x, y) pairs and an additional x or y, compute the missing value.

Enter the required values in their respective fields, and the tool will determine their interpolated values, with step-by-step computations shown. An online linear interpolation calculator helps to find the …

Quickly find values between known data points using our linear interpolation calculator. Input your data, get precise estimates in seconds.

Free online interpolation calculator for linear and polynomial interpolation. Calculate missing data points with our fast, accurate mathematical tool.

Fill in exactly 5 of the 6 fields and click "Interpolate" to derive the final field. Units for each entry may optionally be typed directly into the calculator text fields as shown by the example text. Unit …

Our free online Interpolation Calculator allows you to quickly and accurately estimate unknown values in your dataset, whether you’re working with simple linear or complex polynomial interpolation.

Aug 26, 2025 · Calculate interpolated values with our free online interpolation calculator. Supports linear and polynomial interpolation methods with visual graphs.

Professional-grade interpolation calculator with linear, polynomial, and cubic spline methods. Interactive visualization, step-by-step solutions, and CSV export for engineers and scientists.

Use our interpolation calculator to perform quick and accurate calculations. Free online calculator tool for interpolation calculations.

Interpolation Calculator is an online tool that helps to calculate the interpolated value, y, for a linear function when we are given certain coordinates.