Home / 8,717.22-13,084.05-3,175.92

Finding the Fourth Proportional to 8,717.22, 13,084.05 and 3,175.92

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Solution

The fourth proportional to 8,717.22, 13,084.05 and 3,175.92 is: 4,766.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.22 : 13,084.05 = 3,175.92 : x
  2. Step 2: Convert to fraction form
    8,717.22/13,084.05 = 3,175.92/x
  3. Step 3: Cross multiply
    8,717.22x = 13,084.05 × 3,175.92
  4. Step 4: Simplify right side
    8,717.22x = 41,553,896.08
  5. Step 5: Solve for x
    x = 41,553,896.08/8,717.22
  6. Step 6: Final answer
    x = 4,766.87

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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.