Home / 2,221.14-3,331.73-1,063.38

Finding the Fourth Proportional to 2,221.14, 3,331.73 and 1,063.38

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Solution

The fourth proportional to 2,221.14, 3,331.73 and 1,063.38 is: 1,595.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221.14 : 3,331.73 = 1,063.38 : x
  2. Step 2: Convert to fraction form
    2,221.14/3,331.73 = 1,063.38/x
  3. Step 3: Cross multiply
    2,221.14x = 3,331.73 × 1,063.38
  4. Step 4: Simplify right side
    2,221.14x = 3,542,889.73
  5. Step 5: Solve for x
    x = 3,542,889.73/2,221.14
  6. Step 6: Final answer
    x = 1,595.08

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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.