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Finding the Fourth Proportional to 9,737.44, 13,437.92 and 5,761.60

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Solution

The fourth proportional to 9,737.44, 13,437.92 and 5,761.60 is: 7,951.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,737.44 : 13,437.92 = 5,761.60 : x
  2. Step 2: Convert to fraction form
    9,737.44/13,437.92 = 5,761.60/x
  3. Step 3: Cross multiply
    9,737.44x = 13,437.92 × 5,761.60
  4. Step 4: Simplify right side
    9,737.44x = 77,423,919.87
  5. Step 5: Solve for x
    x = 77,423,919.87/9,737.44
  6. Step 6: Final answer
    x = 7,951.16

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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.