Home / 5,414.83-8,115.87-2,449.82

Finding the Fourth Proportional to 5,414.83, 8,115.87 and 2,449.82

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Solution

The fourth proportional to 5,414.83, 8,115.87 and 2,449.82 is: 3,671.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.83 : 8,115.87 = 2,449.82 : x
  2. Step 2: Convert to fraction form
    5,414.83/8,115.87 = 2,449.82/x
  3. Step 3: Cross multiply
    5,414.83x = 8,115.87 × 2,449.82
  4. Step 4: Simplify right side
    5,414.83x = 19,882,420.64
  5. Step 5: Solve for x
    x = 19,882,420.64/5,414.83
  6. Step 6: Final answer
    x = 3,671.85

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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.