Home / 3,194.20-4,791.30-1,344.70

Finding the Fourth Proportional to 3,194.20, 4,791.30 and 1,344.70

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Solution

The fourth proportional to 3,194.20, 4,791.30 and 1,344.70 is: 2,017.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194.20 : 4,791.30 = 1,344.70 : x
  2. Step 2: Convert to fraction form
    3,194.20/4,791.30 = 1,344.70/x
  3. Step 3: Cross multiply
    3,194.20x = 4,791.30 × 1,344.70
  4. Step 4: Simplify right side
    3,194.20x = 6,442,861.11
  5. Step 5: Solve for x
    x = 6,442,861.11/3,194.20
  6. Step 6: Final answer
    x = 2,017.05

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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.