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Finding the Fourth Proportional to 8,304.10, 12,454.71 and 2,757.22

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Solution

The fourth proportional to 8,304.10, 12,454.71 and 2,757.22 is: 4,135.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304.10 : 12,454.71 = 2,757.22 : x
  2. Step 2: Convert to fraction form
    8,304.10/12,454.71 = 2,757.22/x
  3. Step 3: Cross multiply
    8,304.10x = 12,454.71 × 2,757.22
  4. Step 4: Simplify right side
    8,304.10x = 34,340,375.51
  5. Step 5: Solve for x
    x = 34,340,375.51/8,304.10
  6. Step 6: Final answer
    x = 4,135.35

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1.5x scale

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.