Home / 4,215.39-5,819.09-2,724.03

Finding the Fourth Proportional to 4,215.39, 5,819.09 and 2,724.03

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Solution

The fourth proportional to 4,215.39, 5,819.09 and 2,724.03 is: 3,760.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.39 : 5,819.09 = 2,724.03 : x
  2. Step 2: Convert to fraction form
    4,215.39/5,819.09 = 2,724.03/x
  3. Step 3: Cross multiply
    4,215.39x = 5,819.09 × 2,724.03
  4. Step 4: Simplify right side
    4,215.39x = 15,851,375.73
  5. Step 5: Solve for x
    x = 15,851,375.73/4,215.39
  6. Step 6: Final answer
    x = 3,760.36

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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.