Home / 3,151.22-4,348.68-1,734.98

Finding the Fourth Proportional to 3,151.22, 4,348.68 and 1,734.98

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Solution

The fourth proportional to 3,151.22, 4,348.68 and 1,734.98 is: 2,394.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151.22 : 4,348.68 = 1,734.98 : x
  2. Step 2: Convert to fraction form
    3,151.22/4,348.68 = 1,734.98/x
  3. Step 3: Cross multiply
    3,151.22x = 4,348.68 × 1,734.98
  4. Step 4: Simplify right side
    3,151.22x = 7,544,872.83
  5. Step 5: Solve for x
    x = 7,544,872.83/3,151.22
  6. Step 6: Final answer
    x = 2,394.27

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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.