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Finding the Fourth Proportional to 3,040.54, 4,569.04 and 1,654.90

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Solution

The fourth proportional to 3,040.54, 4,569.04 and 1,654.90 is: 2,486.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.54 : 4,569.04 = 1,654.90 : x
  2. Step 2: Convert to fraction form
    3,040.54/4,569.04 = 1,654.90/x
  3. Step 3: Cross multiply
    3,040.54x = 4,569.04 × 1,654.90
  4. Step 4: Simplify right side
    3,040.54x = 7,561,304.30
  5. Step 5: Solve for x
    x = 7,561,304.30/3,040.54
  6. Step 6: Final answer
    x = 2,486.83

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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.