Home / 11,179.94-16,772.62-4,160.22

Finding the Fourth Proportional to 11,179.94, 16,772.62 and 4,160.22

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Solution

The fourth proportional to 11,179.94, 16,772.62 and 4,160.22 is: 6,241.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,179.94 : 16,772.62 = 4,160.22 : x
  2. Step 2: Convert to fraction form
    11,179.94/16,772.62 = 4,160.22/x
  3. Step 3: Cross multiply
    11,179.94x = 16,772.62 × 4,160.22
  4. Step 4: Simplify right side
    11,179.94x = 69,777,789.18
  5. Step 5: Solve for x
    x = 69,777,789.18/11,179.94
  6. Step 6: Final answer
    x = 6,241.34

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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.