Home / 2,836.71-3,914.39-2,627.73

Finding the Fourth Proportional to 2,836.71, 3,914.39 and 2,627.73

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Solution

The fourth proportional to 2,836.71, 3,914.39 and 2,627.73 is: 3,626.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.71 : 3,914.39 = 2,627.73 : x
  2. Step 2: Convert to fraction form
    2,836.71/3,914.39 = 2,627.73/x
  3. Step 3: Cross multiply
    2,836.71x = 3,914.39 × 2,627.73
  4. Step 4: Simplify right side
    2,836.71x = 10,285,966.60
  5. Step 5: Solve for x
    x = 10,285,966.60/2,836.71
  6. Step 6: Final answer
    x = 3,626.02

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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.