Home / 3,936.09-5,904.75-1,471.26

Finding the Fourth Proportional to 3,936.09, 5,904.75 and 1,471.26

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Solution

The fourth proportional to 3,936.09, 5,904.75 and 1,471.26 is: 2,207.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.09 : 5,904.75 = 1,471.26 : x
  2. Step 2: Convert to fraction form
    3,936.09/5,904.75 = 1,471.26/x
  3. Step 3: Cross multiply
    3,936.09x = 5,904.75 × 1,471.26
  4. Step 4: Simplify right side
    3,936.09x = 8,687,441.87
  5. Step 5: Solve for x
    x = 8,687,441.87/3,936.09
  6. Step 6: Final answer
    x = 2,207.12

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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.