Home / 8,757.03-13,133.57-2,517.02

Finding the Fourth Proportional to 8,757.03, 13,133.57 and 2,517.02

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Solution

The fourth proportional to 8,757.03, 13,133.57 and 2,517.02 is: 3,774.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,757.03 : 13,133.57 = 2,517.02 : x
  2. Step 2: Convert to fraction form
    8,757.03/13,133.57 = 2,517.02/x
  3. Step 3: Cross multiply
    8,757.03x = 13,133.57 × 2,517.02
  4. Step 4: Simplify right side
    8,757.03x = 33,057,380.11
  5. Step 5: Solve for x
    x = 33,057,380.11/8,757.03
  6. Step 6: Final answer
    x = 3,774.95

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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.