Home / 3,928.74-5,891.57-1,463.00

Finding the Fourth Proportional to 3,928.74, 5,891.57 and 1,463.00

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Solution

The fourth proportional to 3,928.74, 5,891.57 and 1,463.00 is: 2,193.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928.74 : 5,891.57 = 1,463.00 : x
  2. Step 2: Convert to fraction form
    3,928.74/5,891.57 = 1,463.00/x
  3. Step 3: Cross multiply
    3,928.74x = 5,891.57 × 1,463.00
  4. Step 4: Simplify right side
    3,928.74x = 8,619,335.62
  5. Step 5: Solve for x
    x = 8,619,335.62/3,928.74
  6. Step 6: Final answer
    x = 2,193.92

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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.