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Finding the Fourth Proportional to 2,294.92, 3,443.74 and 834.19

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Solution

The fourth proportional to 2,294.92, 3,443.74 and 834.19 is: 1,251.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,294.92 : 3,443.74 = 834.19 : x
  2. Step 2: Convert to fraction form
    2,294.92/3,443.74 = 834.19/x
  3. Step 3: Cross multiply
    2,294.92x = 3,443.74 × 834.19
  4. Step 4: Simplify right side
    2,294.92x = 2,872,722.78
  5. Step 5: Solve for x
    x = 2,872,722.78/2,294.92
  6. Step 6: Final answer
    x = 1,251.78

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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.