Home / 3,154.26-4,731.30-1,304.88

Finding the Fourth Proportional to 3,154.26, 4,731.30 and 1,304.88

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Solution

The fourth proportional to 3,154.26, 4,731.30 and 1,304.88 is: 1,957.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.26 : 4,731.30 = 1,304.88 : x
  2. Step 2: Convert to fraction form
    3,154.26/4,731.30 = 1,304.88/x
  3. Step 3: Cross multiply
    3,154.26x = 4,731.30 × 1,304.88
  4. Step 4: Simplify right side
    3,154.26x = 6,173,778.74
  5. Step 5: Solve for x
    x = 6,173,778.74/3,154.26
  6. Step 6: Final answer
    x = 1,957.28

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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.