Home / 2,447.28-3,372.12-1,659.96

Finding the Fourth Proportional to 2,447.28, 3,372.12 and 1,659.96

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Solution

The fourth proportional to 2,447.28, 3,372.12 and 1,659.96 is: 2,287.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,447.28 : 3,372.12 = 1,659.96 : x
  2. Step 2: Convert to fraction form
    2,447.28/3,372.12 = 1,659.96/x
  3. Step 3: Cross multiply
    2,447.28x = 3,372.12 × 1,659.96
  4. Step 4: Simplify right side
    2,447.28x = 5,597,584.32
  5. Step 5: Solve for x
    x = 5,597,584.32/2,447.28
  6. Step 6: Final answer
    x = 2,287.27

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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.