Home / 11,469.05-17,203.60-3,149.18

Finding the Fourth Proportional to 11,469.05, 17,203.60 and 3,149.18

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Solution

The fourth proportional to 11,469.05, 17,203.60 and 3,149.18 is: 4,723.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,469.05 : 17,203.60 = 3,149.18 : x
  2. Step 2: Convert to fraction form
    11,469.05/17,203.60 = 3,149.18/x
  3. Step 3: Cross multiply
    11,469.05x = 17,203.60 × 3,149.18
  4. Step 4: Simplify right side
    11,469.05x = 54,177,233.05
  5. Step 5: Solve for x
    x = 54,177,233.05/11,469.05
  6. Step 6: Final answer
    x = 4,723.78

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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.