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Finding the Fourth Proportional to 3,963.15, 5,944.53 and 1,366.02

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Solution

The fourth proportional to 3,963.15, 5,944.53 and 1,366.02 is: 2,048.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.15 : 5,944.53 = 1,366.02 : x
  2. Step 2: Convert to fraction form
    3,963.15/5,944.53 = 1,366.02/x
  3. Step 3: Cross multiply
    3,963.15x = 5,944.53 × 1,366.02
  4. Step 4: Simplify right side
    3,963.15x = 8,120,346.87
  5. Step 5: Solve for x
    x = 8,120,346.87/3,963.15
  6. Step 6: Final answer
    x = 2,048.96

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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.