Home / 11,833.06-17,752.80-3,936.85

Finding the Fourth Proportional to 11,833.06, 17,752.80 and 3,936.85

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Solution

The fourth proportional to 11,833.06, 17,752.80 and 3,936.85 is: 5,906.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,833.06 : 17,752.80 = 3,936.85 : x
  2. Step 2: Convert to fraction form
    11,833.06/17,752.80 = 3,936.85/x
  3. Step 3: Cross multiply
    11,833.06x = 17,752.80 × 3,936.85
  4. Step 4: Simplify right side
    11,833.06x = 69,890,147.70
  5. Step 5: Solve for x
    x = 69,890,147.70/11,833.06
  6. Step 6: Final answer
    x = 5,906.35

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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.