Home / 4,151.91-5,731.74-2,736.53

Finding the Fourth Proportional to 4,151.91, 5,731.74 and 2,736.53

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Solution

The fourth proportional to 4,151.91, 5,731.74 and 2,736.53 is: 3,777.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.91 : 5,731.74 = 2,736.53 : x
  2. Step 2: Convert to fraction form
    4,151.91/5,731.74 = 2,736.53/x
  3. Step 3: Cross multiply
    4,151.91x = 5,731.74 × 2,736.53
  4. Step 4: Simplify right side
    4,151.91x = 15,685,049.80
  5. Step 5: Solve for x
    x = 15,685,049.80/4,151.91
  6. Step 6: Final answer
    x = 3,777.79

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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.