Home / 4,200.30-6,306.53-3,167.55

Finding the Fourth Proportional to 4,200.30, 6,306.53 and 3,167.55

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Solution

The fourth proportional to 4,200.30, 6,306.53 and 3,167.55 is: 4,755.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.30 : 6,306.53 = 3,167.55 : x
  2. Step 2: Convert to fraction form
    4,200.30/6,306.53 = 3,167.55/x
  3. Step 3: Cross multiply
    4,200.30x = 6,306.53 × 3,167.55
  4. Step 4: Simplify right side
    4,200.30x = 19,976,233.26
  5. Step 5: Solve for x
    x = 19,976,233.26/4,200.30
  6. Step 6: Final answer
    x = 4,755.91

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1.5x scale

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.