Home / 2,226.18-3,073.53-1,429.87

Finding the Fourth Proportional to 2,226.18, 3,073.53 and 1,429.87

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Solution

The fourth proportional to 2,226.18, 3,073.53 and 1,429.87 is: 1,974.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.18 : 3,073.53 = 1,429.87 : x
  2. Step 2: Convert to fraction form
    2,226.18/3,073.53 = 1,429.87/x
  3. Step 3: Cross multiply
    2,226.18x = 3,073.53 × 1,429.87
  4. Step 4: Simplify right side
    2,226.18x = 4,394,736.80
  5. Step 5: Solve for x
    x = 4,394,736.80/2,226.18
  6. Step 6: Final answer
    x = 1,974.11

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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.