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Finding the Fourth Proportional to 3,737.76, 5,605.63 and 1,545.97

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Solution

The fourth proportional to 3,737.76, 5,605.63 and 1,545.97 is: 2,318.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,737.76 : 5,605.63 = 1,545.97 : x
  2. Step 2: Convert to fraction form
    3,737.76/5,605.63 = 1,545.97/x
  3. Step 3: Cross multiply
    3,737.76x = 5,605.63 × 1,545.97
  4. Step 4: Simplify right side
    3,737.76x = 8,666,135.81
  5. Step 5: Solve for x
    x = 8,666,135.81/3,737.76
  6. Step 6: Final answer
    x = 2,318.54

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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.