Home / 2,694.70-4,040.25-2,175.34

Finding the Fourth Proportional to 2,694.70, 4,040.25 and 2,175.34

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Solution

The fourth proportional to 2,694.70, 4,040.25 and 2,175.34 is: 3,261.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694.70 : 4,040.25 = 2,175.34 : x
  2. Step 2: Convert to fraction form
    2,694.70/4,040.25 = 2,175.34/x
  3. Step 3: Cross multiply
    2,694.70x = 4,040.25 × 2,175.34
  4. Step 4: Simplify right side
    2,694.70x = 8,788,917.44
  5. Step 5: Solve for x
    x = 8,788,917.44/2,694.70
  6. Step 6: Final answer
    x = 3,261.56

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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.