Home / 3,170.43-4,375.20-1,734.80

Finding the Fourth Proportional to 3,170.43, 4,375.20 and 1,734.80

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Solution

The fourth proportional to 3,170.43, 4,375.20 and 1,734.80 is: 2,394.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.43 : 4,375.20 = 1,734.80 : x
  2. Step 2: Convert to fraction form
    3,170.43/4,375.20 = 1,734.80/x
  3. Step 3: Cross multiply
    3,170.43x = 4,375.20 × 1,734.80
  4. Step 4: Simplify right side
    3,170.43x = 7,590,081.59
  5. Step 5: Solve for x
    x = 7,590,081.59/3,170.43
  6. Step 6: Final answer
    x = 2,394.02

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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.