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Finding the Fourth Proportional to 4,489.73, 6,737.84 and 2,545.73

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Solution

The fourth proportional to 4,489.73, 6,737.84 and 2,545.73 is: 3,820.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489.73 : 6,737.84 = 2,545.73 : x
  2. Step 2: Convert to fraction form
    4,489.73/6,737.84 = 2,545.73/x
  3. Step 3: Cross multiply
    4,489.73x = 6,737.84 × 2,545.73
  4. Step 4: Simplify right side
    4,489.73x = 17,152,708.69
  5. Step 5: Solve for x
    x = 17,152,708.69/4,489.73
  6. Step 6: Final answer
    x = 3,820.43

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1.5x scale

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.