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How to Calculate Aspect Ratio

Calculate aspect ratio, diagonal, and megapixels for any screen or image resolution.

The Formula

width / height

The aspect ratio formula uses the mathematical relationship: width / height. Each variable in the formula represents a measurable quantity that affects the final result.

Step-by-Step Method

  1. 1Identify all input values needed for the aspect ratio calculation.
  2. 2Substitute your known values into the formula: width / height.
  3. 3Perform the arithmetic operations in the correct order (PEMDAS/BODMAS).
  4. 4Check that your result has the correct units and is within a reasonable range.
  5. 5Verify using the interactive Aspect Ratio Calculator to confirm your answer.

Related Topics

aspect ratioresolutionpixelsscreenvideophotography

Use the Interactive Calculator

Skip the manual math — get instant results with our free Aspect Ratio calculator.

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