Home / 10,163.92-15,234.76-5,233.86

Finding the Fourth Proportional to 10,163.92, 15,234.76 and 5,233.86

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Solution

The fourth proportional to 10,163.92, 15,234.76 and 5,233.86 is: 7,845.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,163.92 : 15,234.76 = 5,233.86 : x
  2. Step 2: Convert to fraction form
    10,163.92/15,234.76 = 5,233.86/x
  3. Step 3: Cross multiply
    10,163.92x = 15,234.76 × 5,233.86
  4. Step 4: Simplify right side
    10,163.92x = 79,736,600.97
  5. Step 5: Solve for x
    x = 79,736,600.97/10,163.92
  6. Step 6: Final answer
    x = 7,845.06

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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.