Home / 11,008.75-16,506.97-3,611.22

Finding the Fourth Proportional to 11,008.75, 16,506.97 and 3,611.22

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Solution

The fourth proportional to 11,008.75, 16,506.97 and 3,611.22 is: 5,414.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.75 : 16,506.97 = 3,611.22 : x
  2. Step 2: Convert to fraction form
    11,008.75/16,506.97 = 3,611.22/x
  3. Step 3: Cross multiply
    11,008.75x = 16,506.97 × 3,611.22
  4. Step 4: Simplify right side
    11,008.75x = 59,610,300.20
  5. Step 5: Solve for x
    x = 59,610,300.20/11,008.75
  6. Step 6: Final answer
    x = 5,414.81

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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.