Home / 3,936.19-5,904.30-1,470.37

Finding the Fourth Proportional to 3,936.19, 5,904.30 and 1,470.37

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Solution

The fourth proportional to 3,936.19, 5,904.30 and 1,470.37 is: 2,205.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.19 : 5,904.30 = 1,470.37 : x
  2. Step 2: Convert to fraction form
    3,936.19/5,904.30 = 1,470.37/x
  3. Step 3: Cross multiply
    3,936.19x = 5,904.30 × 1,470.37
  4. Step 4: Simplify right side
    3,936.19x = 8,681,505.59
  5. Step 5: Solve for x
    x = 8,681,505.59/3,936.19
  6. Step 6: Final answer
    x = 2,205.56

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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.