Home / 11,500.92-17,247.78-3,708.12

Finding the Fourth Proportional to 11,500.92, 17,247.78 and 3,708.12

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Solution

The fourth proportional to 11,500.92, 17,247.78 and 3,708.12 is: 5,561.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,500.92 : 17,247.78 = 3,708.12 : x
  2. Step 2: Convert to fraction form
    11,500.92/17,247.78 = 3,708.12/x
  3. Step 3: Cross multiply
    11,500.92x = 17,247.78 × 3,708.12
  4. Step 4: Simplify right side
    11,500.92x = 63,956,837.97
  5. Step 5: Solve for x
    x = 63,956,837.97/11,500.92
  6. Step 6: Final answer
    x = 5,561.02

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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.