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Finding the Fourth Proportional to 3,604.62, 4,974.39 and 2,207.34

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Solution

The fourth proportional to 3,604.62, 4,974.39 and 2,207.34 is: 3,046.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.62 : 4,974.39 = 2,207.34 : x
  2. Step 2: Convert to fraction form
    3,604.62/4,974.39 = 2,207.34/x
  3. Step 3: Cross multiply
    3,604.62x = 4,974.39 × 2,207.34
  4. Step 4: Simplify right side
    3,604.62x = 10,980,170.02
  5. Step 5: Solve for x
    x = 10,980,170.02/3,604.62
  6. Step 6: Final answer
    x = 3,046.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.