Home / 3,042.38-4,198.44-1,716.09

Finding the Fourth Proportional to 3,042.38, 4,198.44 and 1,716.09

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Solution

The fourth proportional to 3,042.38, 4,198.44 and 1,716.09 is: 2,368.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.38 : 4,198.44 = 1,716.09 : x
  2. Step 2: Convert to fraction form
    3,042.38/4,198.44 = 1,716.09/x
  3. Step 3: Cross multiply
    3,042.38x = 4,198.44 × 1,716.09
  4. Step 4: Simplify right side
    3,042.38x = 7,204,900.90
  5. Step 5: Solve for x
    x = 7,204,900.90/3,042.38
  6. Step 6: Final answer
    x = 2,368.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.