Home / 3,355.82-5,028.59-2,256.11

Finding the Fourth Proportional to 3,355.82, 5,028.59 and 2,256.11

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Solution

The fourth proportional to 3,355.82, 5,028.59 and 2,256.11 is: 3,380.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.82 : 5,028.59 = 2,256.11 : x
  2. Step 2: Convert to fraction form
    3,355.82/5,028.59 = 2,256.11/x
  3. Step 3: Cross multiply
    3,355.82x = 5,028.59 × 2,256.11
  4. Step 4: Simplify right side
    3,355.82x = 11,345,032.68
  5. Step 5: Solve for x
    x = 11,345,032.68/3,355.82
  6. Step 6: Final answer
    x = 3,380.71

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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.