Home / 5,132.27-7,082.52-2,774.42

Finding the Fourth Proportional to 5,132.27, 7,082.52 and 2,774.42

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Solution

The fourth proportional to 5,132.27, 7,082.52 and 2,774.42 is: 3,828.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.27 : 7,082.52 = 2,774.42 : x
  2. Step 2: Convert to fraction form
    5,132.27/7,082.52 = 2,774.42/x
  3. Step 3: Cross multiply
    5,132.27x = 7,082.52 × 2,774.42
  4. Step 4: Simplify right side
    5,132.27x = 19,649,849.73
  5. Step 5: Solve for x
    x = 19,649,849.73/5,132.27
  6. Step 6: Final answer
    x = 3,828.69

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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.