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Finding the Fourth Proportional to 3,469.80, 5,230.17 and 3,269.04

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Solution

The fourth proportional to 3,469.80, 5,230.17 and 3,269.04 is: 4,927.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469.80 : 5,230.17 = 3,269.04 : x
  2. Step 2: Convert to fraction form
    3,469.80/5,230.17 = 3,269.04/x
  3. Step 3: Cross multiply
    3,469.80x = 5,230.17 × 3,269.04
  4. Step 4: Simplify right side
    3,469.80x = 17,097,634.94
  5. Step 5: Solve for x
    x = 17,097,634.94/3,469.80
  6. Step 6: Final answer
    x = 4,927.56

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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.