Golden Ratio Calculator

Apply the golden ratio to your designs for pleasing proportions.

Input Measurements
Enter any one value - the others will calculate automatically

The smaller segment of your golden ratio

The larger segment of your golden ratio

The combined length of both segments

Golden Ratio Results
Perfectly proportioned measurements based on φ ≈ 1.618
φ

Enter a measurement above

Results will appear here automatically

About this calculator

Golden Ratio Calculator: A proportion tool for computing dimensions based on the golden ratio.

How it works

  • Enter one known length from a ratio pair.
  • Choose whether to solve larger or smaller segment.
  • The tool calculates matching dimensions using phi relationships.