Home / 8,727.75-13,087.17-2,882.25

Finding the Fourth Proportional to 8,727.75, 13,087.17 and 2,882.25

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Solution

The fourth proportional to 8,727.75, 13,087.17 and 2,882.25 is: 4,321.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,727.75 : 13,087.17 = 2,882.25 : x
  2. Step 2: Convert to fraction form
    8,727.75/13,087.17 = 2,882.25/x
  3. Step 3: Cross multiply
    8,727.75x = 13,087.17 × 2,882.25
  4. Step 4: Simplify right side
    8,727.75x = 37,720,495.73
  5. Step 5: Solve for x
    x = 37,720,495.73/8,727.75
  6. Step 6: Final answer
    x = 4,321.90

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1.5x scale

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.