Home / 7,204.89-10,786.96-3,819.97

Finding the Fourth Proportional to 7,204.89, 10,786.96 and 3,819.97

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Solution

The fourth proportional to 7,204.89, 10,786.96 and 3,819.97 is: 5,719.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,204.89 : 10,786.96 = 3,819.97 : x
  2. Step 2: Convert to fraction form
    7,204.89/10,786.96 = 3,819.97/x
  3. Step 3: Cross multiply
    7,204.89x = 10,786.96 × 3,819.97
  4. Step 4: Simplify right side
    7,204.89x = 41,205,844.49
  5. Step 5: Solve for x
    x = 41,205,844.49/7,204.89
  6. Step 6: Final answer
    x = 5,719.15

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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.