Home / 3,371.82-5,057.74-1,180.55

Finding the Fourth Proportional to 3,371.82, 5,057.74 and 1,180.55

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Solution

The fourth proportional to 3,371.82, 5,057.74 and 1,180.55 is: 1,770.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.82 : 5,057.74 = 1,180.55 : x
  2. Step 2: Convert to fraction form
    3,371.82/5,057.74 = 1,180.55/x
  3. Step 3: Cross multiply
    3,371.82x = 5,057.74 × 1,180.55
  4. Step 4: Simplify right side
    3,371.82x = 5,970,925.25
  5. Step 5: Solve for x
    x = 5,970,925.25/3,371.82
  6. Step 6: Final answer
    x = 1,770.83

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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.