Home / 10,766.44-16,149.78-3,370.60

Finding the Fourth Proportional to 10,766.44, 16,149.78 and 3,370.60

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Solution

The fourth proportional to 10,766.44, 16,149.78 and 3,370.60 is: 5,055.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,766.44 : 16,149.78 = 3,370.60 : x
  2. Step 2: Convert to fraction form
    10,766.44/16,149.78 = 3,370.60/x
  3. Step 3: Cross multiply
    10,766.44x = 16,149.78 × 3,370.60
  4. Step 4: Simplify right side
    10,766.44x = 54,434,448.47
  5. Step 5: Solve for x
    x = 54,434,448.47/10,766.44
  6. Step 6: Final answer
    x = 5,055.94

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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.