Home / 11,175.75-16,738.11-5,336.46

Finding the Fourth Proportional to 11,175.75, 16,738.11 and 5,336.46

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Solution

The fourth proportional to 11,175.75, 16,738.11 and 5,336.46 is: 7,992.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,175.75 : 16,738.11 = 5,336.46 : x
  2. Step 2: Convert to fraction form
    11,175.75/16,738.11 = 5,336.46/x
  3. Step 3: Cross multiply
    11,175.75x = 16,738.11 × 5,336.46
  4. Step 4: Simplify right side
    11,175.75x = 89,322,254.49
  5. Step 5: Solve for x
    x = 89,322,254.49/11,175.75
  6. Step 6: Final answer
    x = 7,992.51

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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.