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Finding the Fourth Proportional to 5,866.08, 8,781.84 and 3,550.56

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Solution

The fourth proportional to 5,866.08, 8,781.84 and 3,550.56 is: 5,315.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,866.08 : 8,781.84 = 3,550.56 : x
  2. Step 2: Convert to fraction form
    5,866.08/8,781.84 = 3,550.56/x
  3. Step 3: Cross multiply
    5,866.08x = 8,781.84 × 3,550.56
  4. Step 4: Simplify right side
    5,866.08x = 31,180,449.83
  5. Step 5: Solve for x
    x = 31,180,449.83/5,866.08
  6. Step 6: Final answer
    x = 5,315.38

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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.