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Finding the Fourth Proportional to 5,328.86, 7,992.73 and 2,367.35

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Solution

The fourth proportional to 5,328.86, 7,992.73 and 2,367.35 is: 3,550.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.86 : 7,992.73 = 2,367.35 : x
  2. Step 2: Convert to fraction form
    5,328.86/7,992.73 = 2,367.35/x
  3. Step 3: Cross multiply
    5,328.86x = 7,992.73 × 2,367.35
  4. Step 4: Simplify right side
    5,328.86x = 18,921,589.37
  5. Step 5: Solve for x
    x = 18,921,589.37/5,328.86
  6. Step 6: Final answer
    x = 3,550.78

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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.