Home / 6,936.94-10,404.96-2,988.04

Finding the Fourth Proportional to 6,936.94, 10,404.96 and 2,988.04

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Solution

The fourth proportional to 6,936.94, 10,404.96 and 2,988.04 is: 4,481.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936.94 : 10,404.96 = 2,988.04 : x
  2. Step 2: Convert to fraction form
    6,936.94/10,404.96 = 2,988.04/x
  3. Step 3: Cross multiply
    6,936.94x = 10,404.96 × 2,988.04
  4. Step 4: Simplify right side
    6,936.94x = 31,090,418.97
  5. Step 5: Solve for x
    x = 31,090,418.97/6,936.94
  6. Step 6: Final answer
    x = 4,481.86

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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.