Home / 3,522.28-5,279.75-1,180.52

Finding the Fourth Proportional to 3,522.28, 5,279.75 and 1,180.52

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Solution

The fourth proportional to 3,522.28, 5,279.75 and 1,180.52 is: 1,769.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.28 : 5,279.75 = 1,180.52 : x
  2. Step 2: Convert to fraction form
    3,522.28/5,279.75 = 1,180.52/x
  3. Step 3: Cross multiply
    3,522.28x = 5,279.75 × 1,180.52
  4. Step 4: Simplify right side
    3,522.28x = 6,232,850.47
  5. Step 5: Solve for x
    x = 6,232,850.47/3,522.28
  6. Step 6: Final answer
    x = 1,769.55

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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.