Home / 11,172.97-16,733.94-5,333.68

Finding the Fourth Proportional to 11,172.97, 16,733.94 and 5,333.68

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Solution

The fourth proportional to 11,172.97, 16,733.94 and 5,333.68 is: 7,988.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,172.97 : 16,733.94 = 5,333.68 : x
  2. Step 2: Convert to fraction form
    11,172.97/16,733.94 = 5,333.68/x
  3. Step 3: Cross multiply
    11,172.97x = 16,733.94 × 5,333.68
  4. Step 4: Simplify right side
    11,172.97x = 89,253,481.10
  5. Step 5: Solve for x
    x = 89,253,481.10/11,172.97
  6. Step 6: Final answer
    x = 7,988.34

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1.5x scale

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.