Home / 11,927.85-17,891.88-4,534.43

Finding the Fourth Proportional to 11,927.85, 17,891.88 and 4,534.43

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Solution

The fourth proportional to 11,927.85, 17,891.88 and 4,534.43 is: 6,801.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927.85 : 17,891.88 = 4,534.43 : x
  2. Step 2: Convert to fraction form
    11,927.85/17,891.88 = 4,534.43/x
  3. Step 3: Cross multiply
    11,927.85x = 17,891.88 × 4,534.43
  4. Step 4: Simplify right side
    11,927.85x = 81,129,387.97
  5. Step 5: Solve for x
    x = 81,129,387.97/11,927.85
  6. Step 6: Final answer
    x = 6,801.68

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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.