Home / 10,250.12-15,379.76-4,982.24

Finding the Fourth Proportional to 10,250.12, 15,379.76 and 4,982.24

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Solution

The fourth proportional to 10,250.12, 15,379.76 and 4,982.24 is: 7,475.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.12 : 15,379.76 = 4,982.24 : x
  2. Step 2: Convert to fraction form
    10,250.12/15,379.76 = 4,982.24/x
  3. Step 3: Cross multiply
    10,250.12x = 15,379.76 × 4,982.24
  4. Step 4: Simplify right side
    10,250.12x = 76,625,655.46
  5. Step 5: Solve for x
    x = 76,625,655.46/10,250.12
  6. Step 6: Final answer
    x = 7,475.59

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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.