Home / 2,727.88-4,091.21-1,083.98

Finding the Fourth Proportional to 2,727.88, 4,091.21 and 1,083.98

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Solution

The fourth proportional to 2,727.88, 4,091.21 and 1,083.98 is: 1,625.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.88 : 4,091.21 = 1,083.98 : x
  2. Step 2: Convert to fraction form
    2,727.88/4,091.21 = 1,083.98/x
  3. Step 3: Cross multiply
    2,727.88x = 4,091.21 × 1,083.98
  4. Step 4: Simplify right side
    2,727.88x = 4,434,798.69
  5. Step 5: Solve for x
    x = 4,434,798.69/2,727.88
  6. Step 6: Final answer
    x = 1,625.73

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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.