Home / 10,937.22-15,094.50-6,691.11

Finding the Fourth Proportional to 10,937.22, 15,094.50 and 6,691.11

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Solution

The fourth proportional to 10,937.22, 15,094.50 and 6,691.11 is: 9,234.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937.22 : 15,094.50 = 6,691.11 : x
  2. Step 2: Convert to fraction form
    10,937.22/15,094.50 = 6,691.11/x
  3. Step 3: Cross multiply
    10,937.22x = 15,094.50 × 6,691.11
  4. Step 4: Simplify right side
    10,937.22x = 100,999,011.36
  5. Step 5: Solve for x
    x = 100,999,011.36/10,937.22
  6. Step 6: Final answer
    x = 9,234.43

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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.