Home / 3,348.44-5,022.12-2,112.08

Finding the Fourth Proportional to 3,348.44, 5,022.12 and 2,112.08

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Solution

The fourth proportional to 3,348.44, 5,022.12 and 2,112.08 is: 3,167.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.44 : 5,022.12 = 2,112.08 : x
  2. Step 2: Convert to fraction form
    3,348.44/5,022.12 = 2,112.08/x
  3. Step 3: Cross multiply
    3,348.44x = 5,022.12 × 2,112.08
  4. Step 4: Simplify right side
    3,348.44x = 10,607,119.21
  5. Step 5: Solve for x
    x = 10,607,119.21/3,348.44
  6. Step 6: Final answer
    x = 3,167.78

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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.