Aspect Ratio Calculator
Aspect Ratio Calculator finds the missing dimension that preserves a given ratio — enter a ratio and one side, and it computes the other.
Última actualización: July 2026
Calculate a missing width or height that keeps your aspect ratio (16:9, 4:3, etc.). Free, instant aspect ratio calculator.
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Cómo usar Aspect Ratio Calculator
- Enter the aspect ratio (e.g. 16:9).
- Enter a known width or height.
- Read the matching dimension.
Preguntas frecuentes
What can it solve?
Given a ratio and one dimension, it finds the other while keeping proportions.
Can I use it for video and images?
Yes — any case where you need to preserve an aspect ratio.
Is it free?
Yes, free and instant.
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