Home / 11,882.83-17,824.25-3,117.73

Finding the Fourth Proportional to 11,882.83, 17,824.25 and 3,117.73

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Solution

The fourth proportional to 11,882.83, 17,824.25 and 3,117.73 is: 4,676.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,882.83 : 17,824.25 = 3,117.73 : x
  2. Step 2: Convert to fraction form
    11,882.83/17,824.25 = 3,117.73/x
  3. Step 3: Cross multiply
    11,882.83x = 17,824.25 × 3,117.73
  4. Step 4: Simplify right side
    11,882.83x = 55,571,198.95
  5. Step 5: Solve for x
    x = 55,571,198.95/11,882.83
  6. Step 6: Final answer
    x = 4,676.60

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Similar ratio
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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.