Home / 3,942.24-5,914.44-1,752.72

Finding the Fourth Proportional to 3,942.24, 5,914.44 and 1,752.72

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Solution

The fourth proportional to 3,942.24, 5,914.44 and 1,752.72 is: 2,629.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942.24 : 5,914.44 = 1,752.72 : x
  2. Step 2: Convert to fraction form
    3,942.24/5,914.44 = 1,752.72/x
  3. Step 3: Cross multiply
    3,942.24x = 5,914.44 × 1,752.72
  4. Step 4: Simplify right side
    3,942.24x = 10,366,357.28
  5. Step 5: Solve for x
    x = 10,366,357.28/3,942.24
  6. Step 6: Final answer
    x = 2,629.56

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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.