Home / 3,865.09-5,333.82-2,096.68

Finding the Fourth Proportional to 3,865.09, 5,333.82 and 2,096.68

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Solution

The fourth proportional to 3,865.09, 5,333.82 and 2,096.68 is: 2,893.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865.09 : 5,333.82 = 2,096.68 : x
  2. Step 2: Convert to fraction form
    3,865.09/5,333.82 = 2,096.68/x
  3. Step 3: Cross multiply
    3,865.09x = 5,333.82 × 2,096.68
  4. Step 4: Simplify right side
    3,865.09x = 11,183,313.72
  5. Step 5: Solve for x
    x = 11,183,313.72/3,865.09
  6. Step 6: Final answer
    x = 2,893.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.