Home / 2,519.27-3,478.28-2,252.88

Finding the Fourth Proportional to 2,519.27, 3,478.28 and 2,252.88

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Solution

The fourth proportional to 2,519.27, 3,478.28 and 2,252.88 is: 3,110.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.27 : 3,478.28 = 2,252.88 : x
  2. Step 2: Convert to fraction form
    2,519.27/3,478.28 = 2,252.88/x
  3. Step 3: Cross multiply
    2,519.27x = 3,478.28 × 2,252.88
  4. Step 4: Simplify right side
    2,519.27x = 7,836,153.08
  5. Step 5: Solve for x
    x = 7,836,153.08/2,519.27
  6. Step 6: Final answer
    x = 3,110.49

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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.