Home / 2,409.20-3,324.84-1,414.11

Finding the Fourth Proportional to 2,409.20, 3,324.84 and 1,414.11

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Solution

The fourth proportional to 2,409.20, 3,324.84 and 1,414.11 is: 1,951.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.20 : 3,324.84 = 1,414.11 : x
  2. Step 2: Convert to fraction form
    2,409.20/3,324.84 = 1,414.11/x
  3. Step 3: Cross multiply
    2,409.20x = 3,324.84 × 1,414.11
  4. Step 4: Simplify right side
    2,409.20x = 4,701,689.49
  5. Step 5: Solve for x
    x = 4,701,689.49/2,409.20
  6. Step 6: Final answer
    x = 1,951.56

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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.