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Finding the Fourth Proportional to 3,252.78, 4,880.54 and 1,304.54

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Solution

The fourth proportional to 3,252.78, 4,880.54 and 1,304.54 is: 1,957.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.78 : 4,880.54 = 1,304.54 : x
  2. Step 2: Convert to fraction form
    3,252.78/4,880.54 = 1,304.54/x
  3. Step 3: Cross multiply
    3,252.78x = 4,880.54 × 1,304.54
  4. Step 4: Simplify right side
    3,252.78x = 6,366,859.65
  5. Step 5: Solve for x
    x = 6,366,859.65/3,252.78
  6. Step 6: Final answer
    x = 1,957.36

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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.