The proportion that could be used to find the value of x is 3/x= x/11
<h3>How to determine the proportion?</h3>
The complete question is added as an attachment
From the attachment, the common side length between both right triangles is x
While the other sides are adjacent sides.
This means that the proportion is:
3/x= x/11
Read more about right triangles at:
brainly.com/question/2437195
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