Home / 11,216.36-16,824.80-5,366.54

Finding the Fourth Proportional to 11,216.36, 16,824.80 and 5,366.54

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Solution

The fourth proportional to 11,216.36, 16,824.80 and 5,366.54 is: 8,049.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,216.36 : 16,824.80 = 5,366.54 : x
  2. Step 2: Convert to fraction form
    11,216.36/16,824.80 = 5,366.54/x
  3. Step 3: Cross multiply
    11,216.36x = 16,824.80 × 5,366.54
  4. Step 4: Simplify right side
    11,216.36x = 90,290,891.48
  5. Step 5: Solve for x
    x = 90,290,891.48/11,216.36
  6. Step 6: Final answer
    x = 8,049.93

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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.