Home / 11,160.75-16,729.92-4,577.88

Finding the Fourth Proportional to 11,160.75, 16,729.92 and 4,577.88

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Solution

The fourth proportional to 11,160.75, 16,729.92 and 4,577.88 is: 6,862.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.75 : 16,729.92 = 4,577.88 : x
  2. Step 2: Convert to fraction form
    11,160.75/16,729.92 = 4,577.88/x
  3. Step 3: Cross multiply
    11,160.75x = 16,729.92 × 4,577.88
  4. Step 4: Simplify right side
    11,160.75x = 76,587,566.17
  5. Step 5: Solve for x
    x = 76,587,566.17/11,160.75
  6. Step 6: Final answer
    x = 6,862.22

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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.