Home / 5,212.26-7,819.86-2,094.46

Finding the Fourth Proportional to 5,212.26, 7,819.86 and 2,094.46

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Solution

The fourth proportional to 5,212.26, 7,819.86 and 2,094.46 is: 3,142.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212.26 : 7,819.86 = 2,094.46 : x
  2. Step 2: Convert to fraction form
    5,212.26/7,819.86 = 2,094.46/x
  3. Step 3: Cross multiply
    5,212.26x = 7,819.86 × 2,094.46
  4. Step 4: Simplify right side
    5,212.26x = 16,378,375.16
  5. Step 5: Solve for x
    x = 16,378,375.16/5,212.26
  6. Step 6: Final answer
    x = 3,142.28

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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.