Home / 3,195.09-4,788.38-1,343.97

Finding the Fourth Proportional to 3,195.09, 4,788.38 and 1,343.97

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Solution

The fourth proportional to 3,195.09, 4,788.38 and 1,343.97 is: 2,014.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.09 : 4,788.38 = 1,343.97 : x
  2. Step 2: Convert to fraction form
    3,195.09/4,788.38 = 1,343.97/x
  3. Step 3: Cross multiply
    3,195.09x = 4,788.38 × 1,343.97
  4. Step 4: Simplify right side
    3,195.09x = 6,435,442.43
  5. Step 5: Solve for x
    x = 6,435,442.43/3,195.09
  6. Step 6: Final answer
    x = 2,014.17

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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.