Home / 10,234.92-15,352.38-2,839.22

Finding the Fourth Proportional to 10,234.92, 15,352.38 and 2,839.22

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Solution

The fourth proportional to 10,234.92, 15,352.38 and 2,839.22 is: 4,258.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234.92 : 15,352.38 = 2,839.22 : x
  2. Step 2: Convert to fraction form
    10,234.92/15,352.38 = 2,839.22/x
  3. Step 3: Cross multiply
    10,234.92x = 15,352.38 × 2,839.22
  4. Step 4: Simplify right side
    10,234.92x = 43,588,707.58
  5. Step 5: Solve for x
    x = 43,588,707.58/10,234.92
  6. Step 6: Final answer
    x = 4,258.82

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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.