Home / 2,954.11-4,431.70-1,222.87

Finding the Fourth Proportional to 2,954.11, 4,431.70 and 1,222.87

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Solution

The fourth proportional to 2,954.11, 4,431.70 and 1,222.87 is: 1,834.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.11 : 4,431.70 = 1,222.87 : x
  2. Step 2: Convert to fraction form
    2,954.11/4,431.70 = 1,222.87/x
  3. Step 3: Cross multiply
    2,954.11x = 4,431.70 × 1,222.87
  4. Step 4: Simplify right side
    2,954.11x = 5,419,392.98
  5. Step 5: Solve for x
    x = 5,419,392.98/2,954.11
  6. Step 6: Final answer
    x = 1,834.53

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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.