Home / 11,752.68-17,629.44-3,961.56

Finding the Fourth Proportional to 11,752.68, 17,629.44 and 3,961.56

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Solution

The fourth proportional to 11,752.68, 17,629.44 and 3,961.56 is: 5,942.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,752.68 : 17,629.44 = 3,961.56 : x
  2. Step 2: Convert to fraction form
    11,752.68/17,629.44 = 3,961.56/x
  3. Step 3: Cross multiply
    11,752.68x = 17,629.44 × 3,961.56
  4. Step 4: Simplify right side
    11,752.68x = 69,840,084.33
  5. Step 5: Solve for x
    x = 69,840,084.33/11,752.68
  6. Step 6: Final answer
    x = 5,942.48

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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.