Home / 10,166.44-15,250.86-3,591.28

Finding the Fourth Proportional to 10,166.44, 15,250.86 and 3,591.28

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Solution

The fourth proportional to 10,166.44, 15,250.86 and 3,591.28 is: 5,387.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,166.44 : 15,250.86 = 3,591.28 : x
  2. Step 2: Convert to fraction form
    10,166.44/15,250.86 = 3,591.28/x
  3. Step 3: Cross multiply
    10,166.44x = 15,250.86 × 3,591.28
  4. Step 4: Simplify right side
    10,166.44x = 54,770,108.50
  5. Step 5: Solve for x
    x = 54,770,108.50/10,166.44
  6. Step 6: Final answer
    x = 5,387.34

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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.