Home / 3,178.22-4,764.89-1,795.56

Finding the Fourth Proportional to 3,178.22, 4,764.89 and 1,795.56

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Solution

The fourth proportional to 3,178.22, 4,764.89 and 1,795.56 is: 2,691.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178.22 : 4,764.89 = 1,795.56 : x
  2. Step 2: Convert to fraction form
    3,178.22/4,764.89 = 1,795.56/x
  3. Step 3: Cross multiply
    3,178.22x = 4,764.89 × 1,795.56
  4. Step 4: Simplify right side
    3,178.22x = 8,555,645.89
  5. Step 5: Solve for x
    x = 8,555,645.89/3,178.22
  6. Step 6: Final answer
    x = 2,691.96

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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.