Home / 2,944.40-4,414.20-1,212.56

Finding the Fourth Proportional to 2,944.40, 4,414.20 and 1,212.56

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Solution

The fourth proportional to 2,944.40, 4,414.20 and 1,212.56 is: 1,817.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.40 : 4,414.20 = 1,212.56 : x
  2. Step 2: Convert to fraction form
    2,944.40/4,414.20 = 1,212.56/x
  3. Step 3: Cross multiply
    2,944.40x = 4,414.20 × 1,212.56
  4. Step 4: Simplify right side
    2,944.40x = 5,352,482.35
  5. Step 5: Solve for x
    x = 5,352,482.35/2,944.40
  6. Step 6: Final answer
    x = 1,817.85

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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.