Home / 9,514.48-13,129.87-5,265.22

Finding the Fourth Proportional to 9,514.48, 13,129.87 and 5,265.22

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Solution

The fourth proportional to 9,514.48, 13,129.87 and 5,265.22 is: 7,265.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,514.48 : 13,129.87 = 5,265.22 : x
  2. Step 2: Convert to fraction form
    9,514.48/13,129.87 = 5,265.22/x
  3. Step 3: Cross multiply
    9,514.48x = 13,129.87 × 5,265.22
  4. Step 4: Simplify right side
    9,514.48x = 69,131,654.12
  5. Step 5: Solve for x
    x = 69,131,654.12/9,514.48
  6. Step 6: Final answer
    x = 7,265.94

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Half scale
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Double scale
Find fourth proportional to 9,515.48, 13,131.25 and 5,266.22
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.