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Finding the Fourth Proportional to 6,350.38, 8,761.49 and 4,113.97

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Solution

The fourth proportional to 6,350.38, 8,761.49 and 4,113.97 is: 5,675.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,350.38 : 8,761.49 = 4,113.97 : x
  2. Step 2: Convert to fraction form
    6,350.38/8,761.49 = 4,113.97/x
  3. Step 3: Cross multiply
    6,350.38x = 8,761.49 × 4,113.97
  4. Step 4: Simplify right side
    6,350.38x = 36,044,463.21
  5. Step 5: Solve for x
    x = 36,044,463.21/6,350.38
  6. Step 6: Final answer
    x = 5,675.96

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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.