Home / 10,819.44-16,227.72-4,243.86

Finding the Fourth Proportional to 10,819.44, 16,227.72 and 4,243.86

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Solution

The fourth proportional to 10,819.44, 16,227.72 and 4,243.86 is: 6,365.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,819.44 : 16,227.72 = 4,243.86 : x
  2. Step 2: Convert to fraction form
    10,819.44/16,227.72 = 4,243.86/x
  3. Step 3: Cross multiply
    10,819.44x = 16,227.72 × 4,243.86
  4. Step 4: Simplify right side
    10,819.44x = 68,868,171.80
  5. Step 5: Solve for x
    x = 68,868,171.80/10,819.44
  6. Step 6: Final answer
    x = 6,365.23

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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.