Home / 3,276.60-4,516.40-2,850.14

Finding the Fourth Proportional to 3,276.60, 4,516.40 and 2,850.14

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Solution

The fourth proportional to 3,276.60, 4,516.40 and 2,850.14 is: 3,928.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.60 : 4,516.40 = 2,850.14 : x
  2. Step 2: Convert to fraction form
    3,276.60/4,516.40 = 2,850.14/x
  3. Step 3: Cross multiply
    3,276.60x = 4,516.40 × 2,850.14
  4. Step 4: Simplify right side
    3,276.60x = 12,872,335.46
  5. Step 5: Solve for x
    x = 12,872,335.46/3,276.60
  6. Step 6: Final answer
    x = 3,928.56

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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.