Calculate Aspect Ratio

Calculate dimensions while maintaining any aspect ratio. Useful for video, images, and layout.

Original Width

Original Height

Target Width

Target Height

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Aspect Ratio

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The Methodology

New Width = (New Height * Original Width) / Original Height

This tool uses the verified professional formula shown above. We cite our sources so you can trust every result.

Maintain your proportions

When scaling images or video, maintaining the correct aspect ratio prevents distortion. Use this tool to find the perfect dimensions for any screen.