Home / 3,561.75-5,344.68-1,481.82

Finding the Fourth Proportional to 3,561.75, 5,344.68 and 1,481.82

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Solution

The fourth proportional to 3,561.75, 5,344.68 and 1,481.82 is: 2,223.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.75 : 5,344.68 = 1,481.82 : x
  2. Step 2: Convert to fraction form
    3,561.75/5,344.68 = 1,481.82/x
  3. Step 3: Cross multiply
    3,561.75x = 5,344.68 × 1,481.82
  4. Step 4: Simplify right side
    3,561.75x = 7,919,853.72
  5. Step 5: Solve for x
    x = 7,919,853.72/3,561.75
  6. Step 6: Final answer
    x = 2,223.58

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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.