Home / 11,227.78-16,840.99-3,329.97

Finding the Fourth Proportional to 11,227.78, 16,840.99 and 3,329.97

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Solution

The fourth proportional to 11,227.78, 16,840.99 and 3,329.97 is: 4,994.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,227.78 : 16,840.99 = 3,329.97 : x
  2. Step 2: Convert to fraction form
    11,227.78/16,840.99 = 3,329.97/x
  3. Step 3: Cross multiply
    11,227.78x = 16,840.99 × 3,329.97
  4. Step 4: Simplify right side
    11,227.78x = 56,079,991.47
  5. Step 5: Solve for x
    x = 56,079,991.47/11,227.78
  6. Step 6: Final answer
    x = 4,994.75

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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.