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Finding the Fourth Proportional to 7,367.86, 11,051.43 and 2,750.50

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Solution

The fourth proportional to 7,367.86, 11,051.43 and 2,750.50 is: 4,125.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,367.86 : 11,051.43 = 2,750.50 : x
  2. Step 2: Convert to fraction form
    7,367.86/11,051.43 = 2,750.50/x
  3. Step 3: Cross multiply
    7,367.86x = 11,051.43 × 2,750.50
  4. Step 4: Simplify right side
    7,367.86x = 30,396,958.22
  5. Step 5: Solve for x
    x = 30,396,958.22/7,367.86
  6. Step 6: Final answer
    x = 4,125.62

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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.