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Finding the Fourth Proportional to 9,737.16, 13,437.18 and 5,545.50

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Solution

The fourth proportional to 9,737.16, 13,437.18 and 5,545.50 is: 7,652.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,737.16 : 13,437.18 = 5,545.50 : x
  2. Step 2: Convert to fraction form
    9,737.16/13,437.18 = 5,545.50/x
  3. Step 3: Cross multiply
    9,737.16x = 13,437.18 × 5,545.50
  4. Step 4: Simplify right side
    9,737.16x = 74,515,881.69
  5. Step 5: Solve for x
    x = 74,515,881.69/9,737.16
  6. Step 6: Final answer
    x = 7,652.73

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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.