Home / 10,737.20-16,106.52-3,717.90

Finding the Fourth Proportional to 10,737.20, 16,106.52 and 3,717.90

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Solution

The fourth proportional to 10,737.20, 16,106.52 and 3,717.90 is: 5,577.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,737.20 : 16,106.52 = 3,717.90 : x
  2. Step 2: Convert to fraction form
    10,737.20/16,106.52 = 3,717.90/x
  3. Step 3: Cross multiply
    10,737.20x = 16,106.52 × 3,717.90
  4. Step 4: Simplify right side
    10,737.20x = 59,882,430.71
  5. Step 5: Solve for x
    x = 59,882,430.71/10,737.20
  6. Step 6: Final answer
    x = 5,577.10

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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.