Home / 5,785.27-7,983.68-3,132.69

Finding the Fourth Proportional to 5,785.27, 7,983.68 and 3,132.69

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Solution

The fourth proportional to 5,785.27, 7,983.68 and 3,132.69 is: 4,323.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785.27 : 7,983.68 = 3,132.69 : x
  2. Step 2: Convert to fraction form
    5,785.27/7,983.68 = 3,132.69/x
  3. Step 3: Cross multiply
    5,785.27x = 7,983.68 × 3,132.69
  4. Step 4: Simplify right side
    5,785.27x = 25,010,411.43
  5. Step 5: Solve for x
    x = 25,010,411.43/5,785.27
  6. Step 6: Final answer
    x = 4,323.12

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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.