Home / 11,752.65-17,629.08-3,961.44

Finding the Fourth Proportional to 11,752.65, 17,629.08 and 3,961.44

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Solution

The fourth proportional to 11,752.65, 17,629.08 and 3,961.44 is: 5,942.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,752.65 : 17,629.08 = 3,961.44 : x
  2. Step 2: Convert to fraction form
    11,752.65/17,629.08 = 3,961.44/x
  3. Step 3: Cross multiply
    11,752.65x = 17,629.08 × 3,961.44
  4. Step 4: Simplify right side
    11,752.65x = 69,836,542.68
  5. Step 5: Solve for x
    x = 69,836,542.68/11,752.65
  6. Step 6: Final answer
    x = 5,942.20

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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.