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Finding the Fourth Proportional to 3,169.04, 4,781.90 and 3,049.04

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Solution

The fourth proportional to 3,169.04, 4,781.90 and 3,049.04 is: 4,600.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.04 : 4,781.90 = 3,049.04 : x
  2. Step 2: Convert to fraction form
    3,169.04/4,781.90 = 3,049.04/x
  3. Step 3: Cross multiply
    3,169.04x = 4,781.90 × 3,049.04
  4. Step 4: Simplify right side
    3,169.04x = 14,580,204.38
  5. Step 5: Solve for x
    x = 14,580,204.38/3,169.04
  6. Step 6: Final answer
    x = 4,600.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.