Home / 4,198.02-6,287.45-2,008.30

Finding the Fourth Proportional to 4,198.02, 6,287.45 and 2,008.30

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Solution

The fourth proportional to 4,198.02, 6,287.45 and 2,008.30 is: 3,007.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198.02 : 6,287.45 = 2,008.30 : x
  2. Step 2: Convert to fraction form
    4,198.02/6,287.45 = 2,008.30/x
  3. Step 3: Cross multiply
    4,198.02x = 6,287.45 × 2,008.30
  4. Step 4: Simplify right side
    4,198.02x = 12,627,085.84
  5. Step 5: Solve for x
    x = 12,627,085.84/4,198.02
  6. Step 6: Final answer
    x = 3,007.87

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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.