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Finding the Fourth Proportional to 2,965.38, 4,454.22 and 2,867.04

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Solution

The fourth proportional to 2,965.38, 4,454.22 and 2,867.04 is: 4,306.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.38 : 4,454.22 = 2,867.04 : x
  2. Step 2: Convert to fraction form
    2,965.38/4,454.22 = 2,867.04/x
  3. Step 3: Cross multiply
    2,965.38x = 4,454.22 × 2,867.04
  4. Step 4: Simplify right side
    2,965.38x = 12,770,426.91
  5. Step 5: Solve for x
    x = 12,770,426.91/2,965.38
  6. Step 6: Final answer
    x = 4,306.51

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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.