Home / 6,819.23-10,212.71-3,850.44

Finding the Fourth Proportional to 6,819.23, 10,212.71 and 3,850.44

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Solution

The fourth proportional to 6,819.23, 10,212.71 and 3,850.44 is: 5,766.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,819.23 : 10,212.71 = 3,850.44 : x
  2. Step 2: Convert to fraction form
    6,819.23/10,212.71 = 3,850.44/x
  3. Step 3: Cross multiply
    6,819.23x = 10,212.71 × 3,850.44
  4. Step 4: Simplify right side
    6,819.23x = 39,323,407.84
  5. Step 5: Solve for x
    x = 39,323,407.84/6,819.23
  6. Step 6: Final answer
    x = 5,766.55

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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.