Home / 3,043.22-4,198.66-1,698.61

Finding the Fourth Proportional to 3,043.22, 4,198.66 and 1,698.61

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Solution

The fourth proportional to 3,043.22, 4,198.66 and 1,698.61 is: 2,343.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.22 : 4,198.66 = 1,698.61 : x
  2. Step 2: Convert to fraction form
    3,043.22/4,198.66 = 1,698.61/x
  3. Step 3: Cross multiply
    3,043.22x = 4,198.66 × 1,698.61
  4. Step 4: Simplify right side
    3,043.22x = 7,131,898.48
  5. Step 5: Solve for x
    x = 7,131,898.48/3,043.22
  6. Step 6: Final answer
    x = 2,343.53

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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.