Home / 4,262.24-6,387.80-2,180.48

Finding the Fourth Proportional to 4,262.24, 6,387.80 and 2,180.48

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Solution

The fourth proportional to 4,262.24, 6,387.80 and 2,180.48 is: 3,267.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,262.24 : 6,387.80 = 2,180.48 : x
  2. Step 2: Convert to fraction form
    4,262.24/6,387.80 = 2,180.48/x
  3. Step 3: Cross multiply
    4,262.24x = 6,387.80 × 2,180.48
  4. Step 4: Simplify right side
    4,262.24x = 13,928,470.14
  5. Step 5: Solve for x
    x = 13,928,470.14/4,262.24
  6. Step 6: Final answer
    x = 3,267.88

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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.