Home / 5,839.26-8,761.58-3,171.72

Finding the Fourth Proportional to 5,839.26, 8,761.58 and 3,171.72

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Solution

The fourth proportional to 5,839.26, 8,761.58 and 3,171.72 is: 4,759.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,839.26 : 8,761.58 = 3,171.72 : x
  2. Step 2: Convert to fraction form
    5,839.26/8,761.58 = 3,171.72/x
  3. Step 3: Cross multiply
    5,839.26x = 8,761.58 × 3,171.72
  4. Step 4: Simplify right side
    5,839.26x = 27,789,278.52
  5. Step 5: Solve for x
    x = 27,789,278.52/5,839.26
  6. Step 6: Final answer
    x = 4,759.04

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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.