Home / 2,694.92-3,719.39-2,528.15

Finding the Fourth Proportional to 2,694.92, 3,719.39 and 2,528.15

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Solution

The fourth proportional to 2,694.92, 3,719.39 and 2,528.15 is: 3,489.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694.92 : 3,719.39 = 2,528.15 : x
  2. Step 2: Convert to fraction form
    2,694.92/3,719.39 = 2,528.15/x
  3. Step 3: Cross multiply
    2,694.92x = 3,719.39 × 2,528.15
  4. Step 4: Simplify right side
    2,694.92x = 9,403,144.59
  5. Step 5: Solve for x
    x = 9,403,144.59/2,694.92
  6. Step 6: Final answer
    x = 3,489.22

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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.