Home / 8,387.38-12,577.92-2,462.32

Finding the Fourth Proportional to 8,387.38, 12,577.92 and 2,462.32

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Solution

The fourth proportional to 8,387.38, 12,577.92 and 2,462.32 is: 3,692.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,387.38 : 12,577.92 = 2,462.32 : x
  2. Step 2: Convert to fraction form
    8,387.38/12,577.92 = 2,462.32/x
  3. Step 3: Cross multiply
    8,387.38x = 12,577.92 × 2,462.32
  4. Step 4: Simplify right side
    8,387.38x = 30,970,863.97
  5. Step 5: Solve for x
    x = 30,970,863.97/8,387.38
  6. Step 6: Final answer
    x = 3,692.56

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1.5x scale

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.