Home / 11,135.30-16,704.97-3,739.79

Finding the Fourth Proportional to 11,135.30, 16,704.97 and 3,739.79

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Solution

The fourth proportional to 11,135.30, 16,704.97 and 3,739.79 is: 5,610.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.30 : 16,704.97 = 3,739.79 : x
  2. Step 2: Convert to fraction form
    11,135.30/16,704.97 = 3,739.79/x
  3. Step 3: Cross multiply
    11,135.30x = 16,704.97 × 3,739.79
  4. Step 4: Simplify right side
    11,135.30x = 62,473,112.17
  5. Step 5: Solve for x
    x = 62,473,112.17/11,135.30
  6. Step 6: Final answer
    x = 5,610.37

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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.