Home / 4,255.52-6,385.17-2,174.43

Finding the Fourth Proportional to 4,255.52, 6,385.17 and 2,174.43

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Solution

The fourth proportional to 4,255.52, 6,385.17 and 2,174.43 is: 3,262.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.52 : 6,385.17 = 2,174.43 : x
  2. Step 2: Convert to fraction form
    4,255.52/6,385.17 = 2,174.43/x
  3. Step 3: Cross multiply
    4,255.52x = 6,385.17 × 2,174.43
  4. Step 4: Simplify right side
    4,255.52x = 13,884,105.20
  5. Step 5: Solve for x
    x = 13,884,105.20/4,255.52
  6. Step 6: Final answer
    x = 3,262.61

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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.