Home / 3,364.20-5,034.30-2,132.20

Finding the Fourth Proportional to 3,364.20, 5,034.30 and 2,132.20

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Solution

The fourth proportional to 3,364.20, 5,034.30 and 2,132.20 is: 3,190.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.20 : 5,034.30 = 2,132.20 : x
  2. Step 2: Convert to fraction form
    3,364.20/5,034.30 = 2,132.20/x
  3. Step 3: Cross multiply
    3,364.20x = 5,034.30 × 2,132.20
  4. Step 4: Simplify right side
    3,364.20x = 10,734,134.46
  5. Step 5: Solve for x
    x = 10,734,134.46/3,364.20
  6. Step 6: Final answer
    x = 3,190.69

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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.