Home / 3,428.45-5,150.87-2,198.25

Finding the Fourth Proportional to 3,428.45, 5,150.87 and 2,198.25

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Solution

The fourth proportional to 3,428.45, 5,150.87 and 2,198.25 is: 3,302.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428.45 : 5,150.87 = 2,198.25 : x
  2. Step 2: Convert to fraction form
    3,428.45/5,150.87 = 2,198.25/x
  3. Step 3: Cross multiply
    3,428.45x = 5,150.87 × 2,198.25
  4. Step 4: Simplify right side
    3,428.45x = 11,322,888.99
  5. Step 5: Solve for x
    x = 11,322,888.99/3,428.45
  6. Step 6: Final answer
    x = 3,302.63

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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.