Home / 11,739.60-17,610.96-3,839.34

Finding the Fourth Proportional to 11,739.60, 17,610.96 and 3,839.34

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Solution

The fourth proportional to 11,739.60, 17,610.96 and 3,839.34 is: 5,759.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,739.60 : 17,610.96 = 3,839.34 : x
  2. Step 2: Convert to fraction form
    11,739.60/17,610.96 = 3,839.34/x
  3. Step 3: Cross multiply
    11,739.60x = 17,610.96 × 3,839.34
  4. Step 4: Simplify right side
    11,739.60x = 67,614,463.17
  5. Step 5: Solve for x
    x = 67,614,463.17/11,739.60
  6. Step 6: Final answer
    x = 5,759.52

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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.