Home / 8,104.66-12,159.04-2,261.27

Finding the Fourth Proportional to 8,104.66, 12,159.04 and 2,261.27

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Solution

The fourth proportional to 8,104.66, 12,159.04 and 2,261.27 is: 3,392.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,104.66 : 12,159.04 = 2,261.27 : x
  2. Step 2: Convert to fraction form
    8,104.66/12,159.04 = 2,261.27/x
  3. Step 3: Cross multiply
    8,104.66x = 12,159.04 × 2,261.27
  4. Step 4: Simplify right side
    8,104.66x = 27,494,872.38
  5. Step 5: Solve for x
    x = 27,494,872.38/8,104.66
  6. Step 6: Final answer
    x = 3,392.48

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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.