Home / 11,222.17-16,821.29-3,824.03

Finding the Fourth Proportional to 11,222.17, 16,821.29 and 3,824.03

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Solution

The fourth proportional to 11,222.17, 16,821.29 and 3,824.03 is: 5,731.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,222.17 : 16,821.29 = 3,824.03 : x
  2. Step 2: Convert to fraction form
    11,222.17/16,821.29 = 3,824.03/x
  3. Step 3: Cross multiply
    11,222.17x = 16,821.29 × 3,824.03
  4. Step 4: Simplify right side
    11,222.17x = 64,325,169.21
  5. Step 5: Solve for x
    x = 64,325,169.21/11,222.17
  6. Step 6: Final answer
    x = 5,731.97

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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.