Home / 3,961.84-5,936.75-2,969.86

Finding the Fourth Proportional to 3,961.84, 5,936.75 and 2,969.86

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Solution

The fourth proportional to 3,961.84, 5,936.75 and 2,969.86 is: 4,450.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.84 : 5,936.75 = 2,969.86 : x
  2. Step 2: Convert to fraction form
    3,961.84/5,936.75 = 2,969.86/x
  3. Step 3: Cross multiply
    3,961.84x = 5,936.75 × 2,969.86
  4. Step 4: Simplify right side
    3,961.84x = 17,631,316.36
  5. Step 5: Solve for x
    x = 17,631,316.36/3,961.84
  6. Step 6: Final answer
    x = 4,450.28

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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.