Home / 2,498.44-3,443.78-2,000.20

Finding the Fourth Proportional to 2,498.44, 3,443.78 and 2,000.20

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Solution

The fourth proportional to 2,498.44, 3,443.78 and 2,000.20 is: 2,757.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,498.44 : 3,443.78 = 2,000.20 : x
  2. Step 2: Convert to fraction form
    2,498.44/3,443.78 = 2,000.20/x
  3. Step 3: Cross multiply
    2,498.44x = 3,443.78 × 2,000.20
  4. Step 4: Simplify right side
    2,498.44x = 6,888,248.76
  5. Step 5: Solve for x
    x = 6,888,248.76/2,498.44
  6. Step 6: Final answer
    x = 2,757.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.