Home / 2,694.26-3,716.08-2,378.97

Finding the Fourth Proportional to 2,694.26, 3,716.08 and 2,378.97

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Solution

The fourth proportional to 2,694.26, 3,716.08 and 2,378.97 is: 3,281.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694.26 : 3,716.08 = 2,378.97 : x
  2. Step 2: Convert to fraction form
    2,694.26/3,716.08 = 2,378.97/x
  3. Step 3: Cross multiply
    2,694.26x = 3,716.08 × 2,378.97
  4. Step 4: Simplify right side
    2,694.26x = 8,840,436.89
  5. Step 5: Solve for x
    x = 8,840,436.89/2,694.26
  6. Step 6: Final answer
    x = 3,281.21

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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.