Home / 2,736.08-4,106.28-1,274.48

Finding the Fourth Proportional to 2,736.08, 4,106.28 and 1,274.48

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Solution

The fourth proportional to 2,736.08, 4,106.28 and 1,274.48 is: 1,912.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.08 : 4,106.28 = 1,274.48 : x
  2. Step 2: Convert to fraction form
    2,736.08/4,106.28 = 1,274.48/x
  3. Step 3: Cross multiply
    2,736.08x = 4,106.28 × 1,274.48
  4. Step 4: Simplify right side
    2,736.08x = 5,233,371.73
  5. Step 5: Solve for x
    x = 5,233,371.73/2,736.08
  6. Step 6: Final answer
    x = 1,912.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.