Home / 11,523.79-17,287.31-3,729.97

Finding the Fourth Proportional to 11,523.79, 17,287.31 and 3,729.97

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Solution

The fourth proportional to 11,523.79, 17,287.31 and 3,729.97 is: 5,595.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,523.79 : 17,287.31 = 3,729.97 : x
  2. Step 2: Convert to fraction form
    11,523.79/17,287.31 = 3,729.97/x
  3. Step 3: Cross multiply
    11,523.79x = 17,287.31 × 3,729.97
  4. Step 4: Simplify right side
    11,523.79x = 64,481,147.68
  5. Step 5: Solve for x
    x = 64,481,147.68/11,523.79
  6. Step 6: Final answer
    x = 5,595.48

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1.5x scale

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.