Home / 11,481.48-17,222.22-3,691.44

Finding the Fourth Proportional to 11,481.48, 17,222.22 and 3,691.44

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Solution

The fourth proportional to 11,481.48, 17,222.22 and 3,691.44 is: 5,537.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,481.48 : 17,222.22 = 3,691.44 : x
  2. Step 2: Convert to fraction form
    11,481.48/17,222.22 = 3,691.44/x
  3. Step 3: Cross multiply
    11,481.48x = 17,222.22 × 3,691.44
  4. Step 4: Simplify right side
    11,481.48x = 63,574,791.80
  5. Step 5: Solve for x
    x = 63,574,791.80/11,481.48
  6. Step 6: Final answer
    x = 5,537.16

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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.