Home / 10,769.20-16,148.94-3,843.88

Finding the Fourth Proportional to 10,769.20, 16,148.94 and 3,843.88

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Solution

The fourth proportional to 10,769.20, 16,148.94 and 3,843.88 is: 5,764.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,769.20 : 16,148.94 = 3,843.88 : x
  2. Step 2: Convert to fraction form
    10,769.20/16,148.94 = 3,843.88/x
  3. Step 3: Cross multiply
    10,769.20x = 16,148.94 × 3,843.88
  4. Step 4: Simplify right side
    10,769.20x = 62,074,587.49
  5. Step 5: Solve for x
    x = 62,074,587.49/10,769.20
  6. Step 6: Final answer
    x = 5,764.09

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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.