Home / 7,844.06-11,769.94-3,456.30

Finding the Fourth Proportional to 7,844.06, 11,769.94 and 3,456.30

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Solution

The fourth proportional to 7,844.06, 11,769.94 and 3,456.30 is: 5,186.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.06 : 11,769.94 = 3,456.30 : x
  2. Step 2: Convert to fraction form
    7,844.06/11,769.94 = 3,456.30/x
  3. Step 3: Cross multiply
    7,844.06x = 11,769.94 × 3,456.30
  4. Step 4: Simplify right side
    7,844.06x = 40,680,443.62
  5. Step 5: Solve for x
    x = 40,680,443.62/7,844.06
  6. Step 6: Final answer
    x = 5,186.15

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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.