Home / 3,727.18-5,589.50-1,505.42

Finding the Fourth Proportional to 3,727.18, 5,589.50 and 1,505.42

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Solution

The fourth proportional to 3,727.18, 5,589.50 and 1,505.42 is: 2,257.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.18 : 5,589.50 = 1,505.42 : x
  2. Step 2: Convert to fraction form
    3,727.18/5,589.50 = 1,505.42/x
  3. Step 3: Cross multiply
    3,727.18x = 5,589.50 × 1,505.42
  4. Step 4: Simplify right side
    3,727.18x = 8,414,545.09
  5. Step 5: Solve for x
    x = 8,414,545.09/3,727.18
  6. Step 6: Final answer
    x = 2,257.62

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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.