Home / 3,152.62-4,729.92-1,304.61

Finding the Fourth Proportional to 3,152.62, 4,729.92 and 1,304.61

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Solution

The fourth proportional to 3,152.62, 4,729.92 and 1,304.61 is: 1,957.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.62 : 4,729.92 = 1,304.61 : x
  2. Step 2: Convert to fraction form
    3,152.62/4,729.92 = 1,304.61/x
  3. Step 3: Cross multiply
    3,152.62x = 4,729.92 × 1,304.61
  4. Step 4: Simplify right side
    3,152.62x = 6,170,681.97
  5. Step 5: Solve for x
    x = 6,170,681.97/3,152.62
  6. Step 6: Final answer
    x = 1,957.32

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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.