Home / 2,440.19-3,654.12-1,615.97

Finding the Fourth Proportional to 2,440.19, 3,654.12 and 1,615.97

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Solution

The fourth proportional to 2,440.19, 3,654.12 and 1,615.97 is: 2,419.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.19 : 3,654.12 = 1,615.97 : x
  2. Step 2: Convert to fraction form
    2,440.19/3,654.12 = 1,615.97/x
  3. Step 3: Cross multiply
    2,440.19x = 3,654.12 × 1,615.97
  4. Step 4: Simplify right side
    2,440.19x = 5,904,948.30
  5. Step 5: Solve for x
    x = 5,904,948.30/2,440.19
  6. Step 6: Final answer
    x = 2,419.87

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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.