Home / 11,739.60-17,610.93-3,839.36

Finding the Fourth Proportional to 11,739.60, 17,610.93 and 3,839.36

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Solution

The fourth proportional to 11,739.60, 17,610.93 and 3,839.36 is: 5,759.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,739.60 : 17,610.93 = 3,839.36 : x
  2. Step 2: Convert to fraction form
    11,739.60/17,610.93 = 3,839.36/x
  3. Step 3: Cross multiply
    11,739.60x = 17,610.93 × 3,839.36
  4. Step 4: Simplify right side
    11,739.60x = 67,614,612.15
  5. Step 5: Solve for x
    x = 67,614,612.15/11,739.60
  6. Step 6: Final answer
    x = 5,759.53

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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.