Home / 3,163.06-4,739.73-1,863.10

Finding the Fourth Proportional to 3,163.06, 4,739.73 and 1,863.10

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Solution

The fourth proportional to 3,163.06, 4,739.73 and 1,863.10 is: 2,791.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163.06 : 4,739.73 = 1,863.10 : x
  2. Step 2: Convert to fraction form
    3,163.06/4,739.73 = 1,863.10/x
  3. Step 3: Cross multiply
    3,163.06x = 4,739.73 × 1,863.10
  4. Step 4: Simplify right side
    3,163.06x = 8,830,590.96
  5. Step 5: Solve for x
    x = 8,830,590.96/3,163.06
  6. Step 6: Final answer
    x = 2,791.79

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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.