Home / 2,727.42-3,765.39-1,797.54

Finding the Fourth Proportional to 2,727.42, 3,765.39 and 1,797.54

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Solution

The fourth proportional to 2,727.42, 3,765.39 and 1,797.54 is: 2,481.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.42 : 3,765.39 = 1,797.54 : x
  2. Step 2: Convert to fraction form
    2,727.42/3,765.39 = 1,797.54/x
  3. Step 3: Cross multiply
    2,727.42x = 3,765.39 × 1,797.54
  4. Step 4: Simplify right side
    2,727.42x = 6,768,439.14
  5. Step 5: Solve for x
    x = 6,768,439.14/2,727.42
  6. Step 6: Final answer
    x = 2,481.63

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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.