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Finding the Fourth Proportional to 5,879.52, 8,805 and 3,108.60

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Solution

The fourth proportional to 5,879.52, 8,805 and 3,108.60 is: 4,655.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.52 : 8,805 = 3,108.60 : x
  2. Step 2: Convert to fraction form
    5,879.52/8,805 = 3,108.60/x
  3. Step 3: Cross multiply
    5,879.52x = 8,805 × 3,108.60
  4. Step 4: Simplify right side
    5,879.52x = 27,371,223
  5. Step 5: Solve for x
    x = 27,371,223/5,879.52
  6. Step 6: Final answer
    x = 4,655.35

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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.