Home / 11,227.92-16,844.40-3,436.80

Finding the Fourth Proportional to 11,227.92, 16,844.40 and 3,436.80

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Solution

The fourth proportional to 11,227.92, 16,844.40 and 3,436.80 is: 5,155.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,227.92 : 16,844.40 = 3,436.80 : x
  2. Step 2: Convert to fraction form
    11,227.92/16,844.40 = 3,436.80/x
  3. Step 3: Cross multiply
    11,227.92x = 16,844.40 × 3,436.80
  4. Step 4: Simplify right side
    11,227.92x = 57,890,833.92
  5. Step 5: Solve for x
    x = 57,890,833.92/11,227.92
  6. Step 6: Final answer
    x = 5,155.97

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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.