Home / 8,248.38-12,372.56-3,631.38

Finding the Fourth Proportional to 8,248.38, 12,372.56 and 3,631.38

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Solution

The fourth proportional to 8,248.38, 12,372.56 and 3,631.38 is: 5,447.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248.38 : 12,372.56 = 3,631.38 : x
  2. Step 2: Convert to fraction form
    8,248.38/12,372.56 = 3,631.38/x
  3. Step 3: Cross multiply
    8,248.38x = 12,372.56 × 3,631.38
  4. Step 4: Simplify right side
    8,248.38x = 44,929,466.93
  5. Step 5: Solve for x
    x = 44,929,466.93/8,248.38
  6. Step 6: Final answer
    x = 5,447.07

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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.