Home / 11,233.16-16,850.18-2,912.96

Finding the Fourth Proportional to 11,233.16, 16,850.18 and 2,912.96

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Solution

The fourth proportional to 11,233.16, 16,850.18 and 2,912.96 is: 4,369.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233.16 : 16,850.18 = 2,912.96 : x
  2. Step 2: Convert to fraction form
    11,233.16/16,850.18 = 2,912.96/x
  3. Step 3: Cross multiply
    11,233.16x = 16,850.18 × 2,912.96
  4. Step 4: Simplify right side
    11,233.16x = 49,083,933.36
  5. Step 5: Solve for x
    x = 49,083,933.36/11,233.16
  6. Step 6: Final answer
    x = 4,369.56

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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.