Home / 2,716.11-3,745.94-2,217.89

Finding the Fourth Proportional to 2,716.11, 3,745.94 and 2,217.89

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Solution

The fourth proportional to 2,716.11, 3,745.94 and 2,217.89 is: 3,058.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716.11 : 3,745.94 = 2,217.89 : x
  2. Step 2: Convert to fraction form
    2,716.11/3,745.94 = 2,217.89/x
  3. Step 3: Cross multiply
    2,716.11x = 3,745.94 × 2,217.89
  4. Step 4: Simplify right side
    2,716.11x = 8,308,053.05
  5. Step 5: Solve for x
    x = 8,308,053.05/2,716.11
  6. Step 6: Final answer
    x = 3,058.81

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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.