Home / 3,091.28-4,266-1,694

Finding the Fourth Proportional to 3,091.28, 4,266 and 1,694

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Solution

The fourth proportional to 3,091.28, 4,266 and 1,694 is: 2,337.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091.28 : 4,266 = 1,694 : x
  2. Step 2: Convert to fraction form
    3,091.28/4,266 = 1,694/x
  3. Step 3: Cross multiply
    3,091.28x = 4,266 × 1,694
  4. Step 4: Simplify right side
    3,091.28x = 7,226,604
  5. Step 5: Solve for x
    x = 7,226,604/3,091.28
  6. Step 6: Final answer
    x = 2,337.74

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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.