Home / 2,231.01-3,346.92-998.46

Finding the Fourth Proportional to 2,231.01, 3,346.92 and 998.46

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Solution

The fourth proportional to 2,231.01, 3,346.92 and 998.46 is: 1,497.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231.01 : 3,346.92 = 998.46 : x
  2. Step 2: Convert to fraction form
    2,231.01/3,346.92 = 998.46/x
  3. Step 3: Cross multiply
    2,231.01x = 3,346.92 × 998.46
  4. Step 4: Simplify right side
    2,231.01x = 3,341,765.74
  5. Step 5: Solve for x
    x = 3,341,765.74/2,231.01
  6. Step 6: Final answer
    x = 1,497.87

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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.