Home / 11,166.26-16,736.83-5,310.56

Finding the Fourth Proportional to 11,166.26, 16,736.83 and 5,310.56

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Solution

The fourth proportional to 11,166.26, 16,736.83 and 5,310.56 is: 7,959.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,166.26 : 16,736.83 = 5,310.56 : x
  2. Step 2: Convert to fraction form
    11,166.26/16,736.83 = 5,310.56/x
  3. Step 3: Cross multiply
    11,166.26x = 16,736.83 × 5,310.56
  4. Step 4: Simplify right side
    11,166.26x = 88,881,968.49
  5. Step 5: Solve for x
    x = 88,881,968.49/11,166.26
  6. Step 6: Final answer
    x = 7,959.87

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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.