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Finding the Fourth Proportional to 6,484.52, 9,711.18 and 3,702.76

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Solution

The fourth proportional to 6,484.52, 9,711.18 and 3,702.76 is: 5,545.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,484.52 : 9,711.18 = 3,702.76 : x
  2. Step 2: Convert to fraction form
    6,484.52/9,711.18 = 3,702.76/x
  3. Step 3: Cross multiply
    6,484.52x = 9,711.18 × 3,702.76
  4. Step 4: Simplify right side
    6,484.52x = 35,958,209.62
  5. Step 5: Solve for x
    x = 35,958,209.62/6,484.52
  6. Step 6: Final answer
    x = 5,545.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.