Home / 4,198.52-6,288.20-2,008.80

Finding the Fourth Proportional to 4,198.52, 6,288.20 and 2,008.80

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Solution

The fourth proportional to 4,198.52, 6,288.20 and 2,008.80 is: 3,008.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198.52 : 6,288.20 = 2,008.80 : x
  2. Step 2: Convert to fraction form
    4,198.52/6,288.20 = 2,008.80/x
  3. Step 3: Cross multiply
    4,198.52x = 6,288.20 × 2,008.80
  4. Step 4: Simplify right side
    4,198.52x = 12,631,736.16
  5. Step 5: Solve for x
    x = 12,631,736.16/4,198.52
  6. Step 6: Final answer
    x = 3,008.62

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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.