Home / 2,226.85-3,073.23-1,282.94

Finding the Fourth Proportional to 2,226.85, 3,073.23 and 1,282.94

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Solution

The fourth proportional to 2,226.85, 3,073.23 and 1,282.94 is: 1,770.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.85 : 3,073.23 = 1,282.94 : x
  2. Step 2: Convert to fraction form
    2,226.85/3,073.23 = 1,282.94/x
  3. Step 3: Cross multiply
    2,226.85x = 3,073.23 × 1,282.94
  4. Step 4: Simplify right side
    2,226.85x = 3,942,769.70
  5. Step 5: Solve for x
    x = 3,942,769.70/2,226.85
  6. Step 6: Final answer
    x = 1,770.56

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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.