Home / 2,439.33-3,654.15-1,615.11

Finding the Fourth Proportional to 2,439.33, 3,654.15 and 1,615.11

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Solution

The fourth proportional to 2,439.33, 3,654.15 and 1,615.11 is: 2,419.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439.33 : 3,654.15 = 1,615.11 : x
  2. Step 2: Convert to fraction form
    2,439.33/3,654.15 = 1,615.11/x
  3. Step 3: Cross multiply
    2,439.33x = 3,654.15 × 1,615.11
  4. Step 4: Simplify right side
    2,439.33x = 5,901,854.21
  5. Step 5: Solve for x
    x = 5,901,854.21/2,439.33
  6. Step 6: Final answer
    x = 2,419.46

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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.