Home / 5,132.62-7,692.18-2,793.61

Finding the Fourth Proportional to 5,132.62, 7,692.18 and 2,793.61

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Solution

The fourth proportional to 5,132.62, 7,692.18 and 2,793.61 is: 4,186.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.62 : 7,692.18 = 2,793.61 : x
  2. Step 2: Convert to fraction form
    5,132.62/7,692.18 = 2,793.61/x
  3. Step 3: Cross multiply
    5,132.62x = 7,692.18 × 2,793.61
  4. Step 4: Simplify right side
    5,132.62x = 21,488,950.97
  5. Step 5: Solve for x
    x = 21,488,950.97/5,132.62
  6. Step 6: Final answer
    x = 4,186.74

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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.