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Finding the Fourth Proportional to 5,879.99, 8,815.34 and 4,025.48

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Solution

The fourth proportional to 5,879.99, 8,815.34 and 4,025.48 is: 6,035.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.99 : 8,815.34 = 4,025.48 : x
  2. Step 2: Convert to fraction form
    5,879.99/8,815.34 = 4,025.48/x
  3. Step 3: Cross multiply
    5,879.99x = 8,815.34 × 4,025.48
  4. Step 4: Simplify right side
    5,879.99x = 35,485,910.66
  5. Step 5: Solve for x
    x = 35,485,910.66/5,879.99
  6. Step 6: Final answer
    x = 6,035.03

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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.