Home / 2,228.43-3,329.11-1,442.03

Finding the Fourth Proportional to 2,228.43, 3,329.11 and 1,442.03

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Solution

The fourth proportional to 2,228.43, 3,329.11 and 1,442.03 is: 2,154.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.43 : 3,329.11 = 1,442.03 : x
  2. Step 2: Convert to fraction form
    2,228.43/3,329.11 = 1,442.03/x
  3. Step 3: Cross multiply
    2,228.43x = 3,329.11 × 1,442.03
  4. Step 4: Simplify right side
    2,228.43x = 4,800,660.96
  5. Step 5: Solve for x
    x = 4,800,660.96/2,228.43
  6. Step 6: Final answer
    x = 2,154.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.