Home / 3,936.61-5,904.73-1,471.24

Finding the Fourth Proportional to 3,936.61, 5,904.73 and 1,471.24

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Solution

The fourth proportional to 3,936.61, 5,904.73 and 1,471.24 is: 2,206.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.61 : 5,904.73 = 1,471.24 : x
  2. Step 2: Convert to fraction form
    3,936.61/5,904.73 = 1,471.24/x
  3. Step 3: Cross multiply
    3,936.61x = 5,904.73 × 1,471.24
  4. Step 4: Simplify right side
    3,936.61x = 8,687,274.97
  5. Step 5: Solve for x
    x = 8,687,274.97/3,936.61
  6. Step 6: Final answer
    x = 2,206.79

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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.