An aspect ratio calculator is a useful tool for determining the aspect ratio of an image, video, or screen. To use the calculator, you first need to determine the dimensions of the media for which you want to calculate the aspect ratio. This could be the width and height of an image, the resolution of a video, or the dimensions of a screen. Once you have the dimensions, enter them into the input fields of the aspect ratio calculator. After entering the dimensions, click the "Calculate" button to calculate the aspect ratio, or use our secondary calculator to find the dimensions when you already know the ratio. The calculator will then display the aspect ratio of the media, usually in the form of a ratio such as "16:9" or "4:3". This means that the width of the media is 16/9 (or 4/3) times the height. An aspect ratio is a useful tool when working with media, as it allows you to maintain the correct proportions when resizing or cropping the media. For example, if you want to resize an image while preserving its aspect ratio, you can adjust the width or height in proportion to the existing aspect ratio. Overall, the aspect ratio calculator is a simple and convenient tool that can help you ensure that your media maintains the correct proportions and aspect ratio, which is important for creating high-quality visuals.