Home / 11,489.82-17,232.45-3,167.70

Finding the Fourth Proportional to 11,489.82, 17,232.45 and 3,167.70

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Solution

The fourth proportional to 11,489.82, 17,232.45 and 3,167.70 is: 4,750.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,489.82 : 17,232.45 = 3,167.70 : x
  2. Step 2: Convert to fraction form
    11,489.82/17,232.45 = 3,167.70/x
  3. Step 3: Cross multiply
    11,489.82x = 17,232.45 × 3,167.70
  4. Step 4: Simplify right side
    11,489.82x = 54,587,231.87
  5. Step 5: Solve for x
    x = 54,587,231.87/11,489.82
  6. Step 6: Final answer
    x = 4,750.92

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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.