Home / 3,974.28-5,961.42-1,508.51

Finding the Fourth Proportional to 3,974.28, 5,961.42 and 1,508.51

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Solution

The fourth proportional to 3,974.28, 5,961.42 and 1,508.51 is: 2,262.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.28 : 5,961.42 = 1,508.51 : x
  2. Step 2: Convert to fraction form
    3,974.28/5,961.42 = 1,508.51/x
  3. Step 3: Cross multiply
    3,974.28x = 5,961.42 × 1,508.51
  4. Step 4: Simplify right side
    3,974.28x = 8,992,861.68
  5. Step 5: Solve for x
    x = 8,992,861.68/3,974.28
  6. Step 6: Final answer
    x = 2,262.77

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Similar ratio
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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.