Home / 11,126.29-16,691.36-3,731.46

Finding the Fourth Proportional to 11,126.29, 16,691.36 and 3,731.46

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Solution

The fourth proportional to 11,126.29, 16,691.36 and 3,731.46 is: 5,597.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.29 : 16,691.36 = 3,731.46 : x
  2. Step 2: Convert to fraction form
    11,126.29/16,691.36 = 3,731.46/x
  3. Step 3: Cross multiply
    11,126.29x = 16,691.36 × 3,731.46
  4. Step 4: Simplify right side
    11,126.29x = 62,283,142.19
  5. Step 5: Solve for x
    x = 62,283,142.19/11,126.29
  6. Step 6: Final answer
    x = 5,597.84

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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.