Home / 7,819.44-10,791.09-4,282.85

Finding the Fourth Proportional to 7,819.44, 10,791.09 and 4,282.85

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Solution

The fourth proportional to 7,819.44, 10,791.09 and 4,282.85 is: 5,910.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,819.44 : 10,791.09 = 4,282.85 : x
  2. Step 2: Convert to fraction form
    7,819.44/10,791.09 = 4,282.85/x
  3. Step 3: Cross multiply
    7,819.44x = 10,791.09 × 4,282.85
  4. Step 4: Simplify right side
    7,819.44x = 46,216,582.12
  5. Step 5: Solve for x
    x = 46,216,582.12/7,819.44
  6. Step 6: Final answer
    x = 5,910.47

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.