Home / 2,625.08-3,936.24-1,163.60

Finding the Fourth Proportional to 2,625.08, 3,936.24 and 1,163.60

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Solution

The fourth proportional to 2,625.08, 3,936.24 and 1,163.60 is: 1,744.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.08 : 3,936.24 = 1,163.60 : x
  2. Step 2: Convert to fraction form
    2,625.08/3,936.24 = 1,163.60/x
  3. Step 3: Cross multiply
    2,625.08x = 3,936.24 × 1,163.60
  4. Step 4: Simplify right side
    2,625.08x = 4,580,208.86
  5. Step 5: Solve for x
    x = 4,580,208.86/2,625.08
  6. Step 6: Final answer
    x = 1,744.79

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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.