Home / 11,316.50-16,976.64-3,523.76

Finding the Fourth Proportional to 11,316.50, 16,976.64 and 3,523.76

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Solution

The fourth proportional to 11,316.50, 16,976.64 and 3,523.76 is: 5,286.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,316.50 : 16,976.64 = 3,523.76 : x
  2. Step 2: Convert to fraction form
    11,316.50/16,976.64 = 3,523.76/x
  3. Step 3: Cross multiply
    11,316.50x = 16,976.64 × 3,523.76
  4. Step 4: Simplify right side
    11,316.50x = 59,821,604.97
  5. Step 5: Solve for x
    x = 59,821,604.97/11,316.50
  6. Step 6: Final answer
    x = 5,286.23

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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.