Home / 2,286.94-3,431.49-2,250.09

Finding the Fourth Proportional to 2,286.94, 3,431.49 and 2,250.09

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Solution

The fourth proportional to 2,286.94, 3,431.49 and 2,250.09 is: 3,376.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.94 : 3,431.49 = 2,250.09 : x
  2. Step 2: Convert to fraction form
    2,286.94/3,431.49 = 2,250.09/x
  3. Step 3: Cross multiply
    2,286.94x = 3,431.49 × 2,250.09
  4. Step 4: Simplify right side
    2,286.94x = 7,721,161.33
  5. Step 5: Solve for x
    x = 7,721,161.33/2,286.94
  6. Step 6: Final answer
    x = 3,376.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.