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Finding the Fourth Proportional to 7,843.13, 11,763.84 and 2,296.53

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Solution

The fourth proportional to 7,843.13, 11,763.84 and 2,296.53 is: 3,444.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,843.13 : 11,763.84 = 2,296.53 : x
  2. Step 2: Convert to fraction form
    7,843.13/11,763.84 = 2,296.53/x
  3. Step 3: Cross multiply
    7,843.13x = 11,763.84 × 2,296.53
  4. Step 4: Simplify right side
    7,843.13x = 27,016,059.90
  5. Step 5: Solve for x
    x = 27,016,059.90/7,843.13
  6. Step 6: Final answer
    x = 3,444.55

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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.