Home / 10,166.69-15,251.27-3,591.53

Finding the Fourth Proportional to 10,166.69, 15,251.27 and 3,591.53

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Solution

The fourth proportional to 10,166.69, 15,251.27 and 3,591.53 is: 5,387.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,166.69 : 15,251.27 = 3,591.53 : x
  2. Step 2: Convert to fraction form
    10,166.69/15,251.27 = 3,591.53/x
  3. Step 3: Cross multiply
    10,166.69x = 15,251.27 × 3,591.53
  4. Step 4: Simplify right side
    10,166.69x = 54,775,375.79
  5. Step 5: Solve for x
    x = 54,775,375.79/10,166.69
  6. Step 6: Final answer
    x = 5,387.73

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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.