Home / 5,170.48-7,135.11-2,932.56

Finding the Fourth Proportional to 5,170.48, 7,135.11 and 2,932.56

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Solution

The fourth proportional to 5,170.48, 7,135.11 and 2,932.56 is: 4,046.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.48 : 7,135.11 = 2,932.56 : x
  2. Step 2: Convert to fraction form
    5,170.48/7,135.11 = 2,932.56/x
  3. Step 3: Cross multiply
    5,170.48x = 7,135.11 × 2,932.56
  4. Step 4: Simplify right side
    5,170.48x = 20,924,138.18
  5. Step 5: Solve for x
    x = 20,924,138.18/5,170.48
  6. Step 6: Final answer
    x = 4,046.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.