Home / 2,944.80-4,416.12-1,212.84

Finding the Fourth Proportional to 2,944.80, 4,416.12 and 1,212.84

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Solution

The fourth proportional to 2,944.80, 4,416.12 and 1,212.84 is: 1,818.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.80 : 4,416.12 = 1,212.84 : x
  2. Step 2: Convert to fraction form
    2,944.80/4,416.12 = 1,212.84/x
  3. Step 3: Cross multiply
    2,944.80x = 4,416.12 × 1,212.84
  4. Step 4: Simplify right side
    2,944.80x = 5,356,046.98
  5. Step 5: Solve for x
    x = 5,356,046.98/2,944.80
  6. Step 6: Final answer
    x = 1,818.82

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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.