Home / 10,177.20-15,252.44-7,375.44

Finding the Fourth Proportional to 10,177.20, 15,252.44 and 7,375.44

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Solution

The fourth proportional to 10,177.20, 15,252.44 and 7,375.44 is: 11,053.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,177.20 : 15,252.44 = 7,375.44 : x
  2. Step 2: Convert to fraction form
    10,177.20/15,252.44 = 7,375.44/x
  3. Step 3: Cross multiply
    10,177.20x = 15,252.44 × 7,375.44
  4. Step 4: Simplify right side
    10,177.20x = 112,493,456.07
  5. Step 5: Solve for x
    x = 112,493,456.07/10,177.20
  6. Step 6: Final answer
    x = 11,053.48

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1.5x scale

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.