Home / 2,200.92-3,299.76-1,335.03

Finding the Fourth Proportional to 2,200.92, 3,299.76 and 1,335.03

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Solution

The fourth proportional to 2,200.92, 3,299.76 and 1,335.03 is: 2,001.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200.92 : 3,299.76 = 1,335.03 : x
  2. Step 2: Convert to fraction form
    2,200.92/3,299.76 = 1,335.03/x
  3. Step 3: Cross multiply
    2,200.92x = 3,299.76 × 1,335.03
  4. Step 4: Simplify right side
    2,200.92x = 4,405,278.59
  5. Step 5: Solve for x
    x = 4,405,278.59/2,200.92
  6. Step 6: Final answer
    x = 2,001.56

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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.