Home / 11,020.17-15,209.33-6,773.88

Finding the Fourth Proportional to 11,020.17, 15,209.33 and 6,773.88

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Solution

The fourth proportional to 11,020.17, 15,209.33 and 6,773.88 is: 9,348.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,020.17 : 15,209.33 = 6,773.88 : x
  2. Step 2: Convert to fraction form
    11,020.17/15,209.33 = 6,773.88/x
  3. Step 3: Cross multiply
    11,020.17x = 15,209.33 × 6,773.88
  4. Step 4: Simplify right side
    11,020.17x = 103,026,142.43
  5. Step 5: Solve for x
    x = 103,026,142.43/11,020.17
  6. Step 6: Final answer
    x = 9,348.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.