Home / 5,748.57-8,635.14-4,115.61

Finding the Fourth Proportional to 5,748.57, 8,635.14 and 4,115.61

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Solution

The fourth proportional to 5,748.57, 8,635.14 and 4,115.61 is: 6,182.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,748.57 : 8,635.14 = 4,115.61 : x
  2. Step 2: Convert to fraction form
    5,748.57/8,635.14 = 4,115.61/x
  3. Step 3: Cross multiply
    5,748.57x = 8,635.14 × 4,115.61
  4. Step 4: Simplify right side
    5,748.57x = 35,538,868.54
  5. Step 5: Solve for x
    x = 35,538,868.54/5,748.57
  6. Step 6: Final answer
    x = 6,182.21

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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.