Home / 9,063.38-13,587.72-3,872.90

Finding the Fourth Proportional to 9,063.38, 13,587.72 and 3,872.90

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Solution

The fourth proportional to 9,063.38, 13,587.72 and 3,872.90 is: 5,806.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,063.38 : 13,587.72 = 3,872.90 : x
  2. Step 2: Convert to fraction form
    9,063.38/13,587.72 = 3,872.90/x
  3. Step 3: Cross multiply
    9,063.38x = 13,587.72 × 3,872.90
  4. Step 4: Simplify right side
    9,063.38x = 52,623,812.85
  5. Step 5: Solve for x
    x = 52,623,812.85/9,063.38
  6. Step 6: Final answer
    x = 5,806.20

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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.