Home / 3,964.28-5,947.10-1,366.60

Finding the Fourth Proportional to 3,964.28, 5,947.10 and 1,366.60

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Solution

The fourth proportional to 3,964.28, 5,947.10 and 1,366.60 is: 2,050.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.28 : 5,947.10 = 1,366.60 : x
  2. Step 2: Convert to fraction form
    3,964.28/5,947.10 = 1,366.60/x
  3. Step 3: Cross multiply
    3,964.28x = 5,947.10 × 1,366.60
  4. Step 4: Simplify right side
    3,964.28x = 8,127,306.86
  5. Step 5: Solve for x
    x = 8,127,306.86/3,964.28
  6. Step 6: Final answer
    x = 2,050.13

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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.