Home / 8,229.62-12,344.40-3,850.16

Finding the Fourth Proportional to 8,229.62, 12,344.40 and 3,850.16

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Solution

The fourth proportional to 8,229.62, 12,344.40 and 3,850.16 is: 5,775.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,229.62 : 12,344.40 = 3,850.16 : x
  2. Step 2: Convert to fraction form
    8,229.62/12,344.40 = 3,850.16/x
  3. Step 3: Cross multiply
    8,229.62x = 12,344.40 × 3,850.16
  4. Step 4: Simplify right side
    8,229.62x = 47,527,853.38
  5. Step 5: Solve for x
    x = 47,527,853.38/8,229.62
  6. Step 6: Final answer
    x = 5,775.22

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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.