Home / 3,469.46-4,788.38-2,729.03

Finding the Fourth Proportional to 3,469.46, 4,788.38 and 2,729.03

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Solution

The fourth proportional to 3,469.46, 4,788.38 and 2,729.03 is: 3,766.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469.46 : 4,788.38 = 2,729.03 : x
  2. Step 2: Convert to fraction form
    3,469.46/4,788.38 = 2,729.03/x
  3. Step 3: Cross multiply
    3,469.46x = 4,788.38 × 2,729.03
  4. Step 4: Simplify right side
    3,469.46x = 13,067,615.55
  5. Step 5: Solve for x
    x = 13,067,615.55/3,469.46
  6. Step 6: Final answer
    x = 3,766.48

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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.