Home / 2,960.82-4,441.23-1,112.81

Finding the Fourth Proportional to 2,960.82, 4,441.23 and 1,112.81

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Solution

The fourth proportional to 2,960.82, 4,441.23 and 1,112.81 is: 1,669.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.82 : 4,441.23 = 1,112.81 : x
  2. Step 2: Convert to fraction form
    2,960.82/4,441.23 = 1,112.81/x
  3. Step 3: Cross multiply
    2,960.82x = 4,441.23 × 1,112.81
  4. Step 4: Simplify right side
    2,960.82x = 4,942,222.95
  5. Step 5: Solve for x
    x = 4,942,222.95/2,960.82
  6. Step 6: Final answer
    x = 1,669.21

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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.