Home / 11,166.28-16,737.66-3,763.72

Finding the Fourth Proportional to 11,166.28, 16,737.66 and 3,763.72

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Solution

The fourth proportional to 11,166.28, 16,737.66 and 3,763.72 is: 5,641.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,166.28 : 16,737.66 = 3,763.72 : x
  2. Step 2: Convert to fraction form
    11,166.28/16,737.66 = 3,763.72/x
  3. Step 3: Cross multiply
    11,166.28x = 16,737.66 × 3,763.72
  4. Step 4: Simplify right side
    11,166.28x = 62,995,865.70
  5. Step 5: Solve for x
    x = 62,995,865.70/11,166.28
  6. Step 6: Final answer
    x = 5,641.62

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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.