Home / 2,226.75-3,340.10-910.22

Finding the Fourth Proportional to 2,226.75, 3,340.10 and 910.22

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Solution

The fourth proportional to 2,226.75, 3,340.10 and 910.22 is: 1,365.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.75 : 3,340.10 = 910.22 : x
  2. Step 2: Convert to fraction form
    2,226.75/3,340.10 = 910.22/x
  3. Step 3: Cross multiply
    2,226.75x = 3,340.10 × 910.22
  4. Step 4: Simplify right side
    2,226.75x = 3,040,236.45
  5. Step 5: Solve for x
    x = 3,040,236.45/2,226.75
  6. Step 6: Final answer
    x = 1,365.32

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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.