Home / 3,446.30-5,167.53-1,255.10

Finding the Fourth Proportional to 3,446.30, 5,167.53 and 1,255.10

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Solution

The fourth proportional to 3,446.30, 5,167.53 and 1,255.10 is: 1,881.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446.30 : 5,167.53 = 1,255.10 : x
  2. Step 2: Convert to fraction form
    3,446.30/5,167.53 = 1,255.10/x
  3. Step 3: Cross multiply
    3,446.30x = 5,167.53 × 1,255.10
  4. Step 4: Simplify right side
    3,446.30x = 6,485,766.90
  5. Step 5: Solve for x
    x = 6,485,766.90/3,446.30
  6. Step 6: Final answer
    x = 1,881.95

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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.