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Finding the Fourth Proportional to 4,163.86, 6,240.93 and 1,850.50

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Solution

The fourth proportional to 4,163.86, 6,240.93 and 1,850.50 is: 2,773.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.86 : 6,240.93 = 1,850.50 : x
  2. Step 2: Convert to fraction form
    4,163.86/6,240.93 = 1,850.50/x
  3. Step 3: Cross multiply
    4,163.86x = 6,240.93 × 1,850.50
  4. Step 4: Simplify right side
    4,163.86x = 11,548,840.97
  5. Step 5: Solve for x
    x = 11,548,840.97/4,163.86
  6. Step 6: Final answer
    x = 2,773.59

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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.