Home / 3,974.26-5,960.01-1,999.12

Finding the Fourth Proportional to 3,974.26, 5,960.01 and 1,999.12

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Solution

The fourth proportional to 3,974.26, 5,960.01 and 1,999.12 is: 2,997.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.26 : 5,960.01 = 1,999.12 : x
  2. Step 2: Convert to fraction form
    3,974.26/5,960.01 = 1,999.12/x
  3. Step 3: Cross multiply
    3,974.26x = 5,960.01 × 1,999.12
  4. Step 4: Simplify right side
    3,974.26x = 11,914,784.48
  5. Step 5: Solve for x
    x = 11,914,784.48/3,974.26
  6. Step 6: Final answer
    x = 2,997.99

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1.5x scale

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.