Home / 2,226.20-3,338.96-1,401.95

Finding the Fourth Proportional to 2,226.20, 3,338.96 and 1,401.95

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Solution

The fourth proportional to 2,226.20, 3,338.96 and 1,401.95 is: 2,102.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.20 : 3,338.96 = 1,401.95 : x
  2. Step 2: Convert to fraction form
    2,226.20/3,338.96 = 1,401.95/x
  3. Step 3: Cross multiply
    2,226.20x = 3,338.96 × 1,401.95
  4. Step 4: Simplify right side
    2,226.20x = 4,681,056.31
  5. Step 5: Solve for x
    x = 4,681,056.31/2,226.20
  6. Step 6: Final answer
    x = 2,102.72

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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.