Home / 2,723.20-4,106.08-2,627.20

Finding the Fourth Proportional to 2,723.20, 4,106.08 and 2,627.20

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Solution

The fourth proportional to 2,723.20, 4,106.08 and 2,627.20 is: 3,961.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723.20 : 4,106.08 = 2,627.20 : x
  2. Step 2: Convert to fraction form
    2,723.20/4,106.08 = 2,627.20/x
  3. Step 3: Cross multiply
    2,723.20x = 4,106.08 × 2,627.20
  4. Step 4: Simplify right side
    2,723.20x = 10,787,493.38
  5. Step 5: Solve for x
    x = 10,787,493.38/2,723.20
  6. Step 6: Final answer
    x = 3,961.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.