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Finding the Fourth Proportional to 3,304.65, 4,956.97 and 1,355.48

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Solution

The fourth proportional to 3,304.65, 4,956.97 and 1,355.48 is: 2,033.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,304.65 : 4,956.97 = 1,355.48 : x
  2. Step 2: Convert to fraction form
    3,304.65/4,956.97 = 1,355.48/x
  3. Step 3: Cross multiply
    3,304.65x = 4,956.97 × 1,355.48
  4. Step 4: Simplify right side
    3,304.65x = 6,719,098.35
  5. Step 5: Solve for x
    x = 6,719,098.35/3,304.65
  6. Step 6: Final answer
    x = 2,033.23

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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.