Home / 9,538.11-13,165.34-5,760.68

Finding the Fourth Proportional to 9,538.11, 13,165.34 and 5,760.68

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Solution

The fourth proportional to 9,538.11, 13,165.34 and 5,760.68 is: 7,951.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,538.11 : 13,165.34 = 5,760.68 : x
  2. Step 2: Convert to fraction form
    9,538.11/13,165.34 = 5,760.68/x
  3. Step 3: Cross multiply
    9,538.11x = 13,165.34 × 5,760.68
  4. Step 4: Simplify right side
    9,538.11x = 75,841,216.20
  5. Step 5: Solve for x
    x = 75,841,216.20/9,538.11
  6. Step 6: Final answer
    x = 7,951.39

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Half scale
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Double scale
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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.