Home / 11,739.35-17,610.11-4,244.78

Finding the Fourth Proportional to 11,739.35, 17,610.11 and 4,244.78

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Solution

The fourth proportional to 11,739.35, 17,610.11 and 4,244.78 is: 6,367.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,739.35 : 17,610.11 = 4,244.78 : x
  2. Step 2: Convert to fraction form
    11,739.35/17,610.11 = 4,244.78/x
  3. Step 3: Cross multiply
    11,739.35x = 17,610.11 × 4,244.78
  4. Step 4: Simplify right side
    11,739.35x = 74,751,042.73
  5. Step 5: Solve for x
    x = 74,751,042.73/11,739.35
  6. Step 6: Final answer
    x = 6,367.56

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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.