Home / 2,822.82-4,231.92-1,895.54

Finding the Fourth Proportional to 2,822.82, 4,231.92 and 1,895.54

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Solution

The fourth proportional to 2,822.82, 4,231.92 and 1,895.54 is: 2,841.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822.82 : 4,231.92 = 1,895.54 : x
  2. Step 2: Convert to fraction form
    2,822.82/4,231.92 = 1,895.54/x
  3. Step 3: Cross multiply
    2,822.82x = 4,231.92 × 1,895.54
  4. Step 4: Simplify right side
    2,822.82x = 8,021,773.64
  5. Step 5: Solve for x
    x = 8,021,773.64/2,822.82
  6. Step 6: Final answer
    x = 2,841.76

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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.