Home / 3,481.45-4,836.58-3,449.05

Finding the Fourth Proportional to 3,481.45, 4,836.58 and 3,449.05

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Solution

The fourth proportional to 3,481.45, 4,836.58 and 3,449.05 is: 4,791.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.45 : 4,836.58 = 3,449.05 : x
  2. Step 2: Convert to fraction form
    3,481.45/4,836.58 = 3,449.05/x
  3. Step 3: Cross multiply
    3,481.45x = 4,836.58 × 3,449.05
  4. Step 4: Simplify right side
    3,481.45x = 16,681,585.53
  5. Step 5: Solve for x
    x = 16,681,585.53/3,481.45
  6. Step 6: Final answer
    x = 4,791.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.