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Finding the Fourth Proportional to 3,944.28, 5,916.06 and 3,634.92

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Solution

The fourth proportional to 3,944.28, 5,916.06 and 3,634.92 is: 5,452.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.28 : 5,916.06 = 3,634.92 : x
  2. Step 2: Convert to fraction form
    3,944.28/5,916.06 = 3,634.92/x
  3. Step 3: Cross multiply
    3,944.28x = 5,916.06 × 3,634.92
  4. Step 4: Simplify right side
    3,944.28x = 21,504,404.82
  5. Step 5: Solve for x
    x = 21,504,404.82/3,944.28
  6. Step 6: Final answer
    x = 5,452.05

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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.