Home / 10,717.28-16,082.96-3,791.52

Finding the Fourth Proportional to 10,717.28, 16,082.96 and 3,791.52

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Solution

The fourth proportional to 10,717.28, 16,082.96 and 3,791.52 is: 5,689.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,717.28 : 16,082.96 = 3,791.52 : x
  2. Step 2: Convert to fraction form
    10,717.28/16,082.96 = 3,791.52/x
  3. Step 3: Cross multiply
    10,717.28x = 16,082.96 × 3,791.52
  4. Step 4: Simplify right side
    10,717.28x = 60,978,864.50
  5. Step 5: Solve for x
    x = 60,978,864.50/10,717.28
  6. Step 6: Final answer
    x = 5,689.77

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.