Home / 3,042.68-4,198.91-1,716.44

Finding the Fourth Proportional to 3,042.68, 4,198.91 and 1,716.44

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Solution

The fourth proportional to 3,042.68, 4,198.91 and 1,716.44 is: 2,368.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.68 : 4,198.91 = 1,716.44 : x
  2. Step 2: Convert to fraction form
    3,042.68/4,198.91 = 1,716.44/x
  3. Step 3: Cross multiply
    3,042.68x = 4,198.91 × 1,716.44
  4. Step 4: Simplify right side
    3,042.68x = 7,207,147.50
  5. Step 5: Solve for x
    x = 7,207,147.50/3,042.68
  6. Step 6: Final answer
    x = 2,368.69

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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.