Home / 8,815.77-13,227.93-3,550.50

Finding the Fourth Proportional to 8,815.77, 13,227.93 and 3,550.50

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Solution

The fourth proportional to 8,815.77, 13,227.93 and 3,550.50 is: 5,327.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815.77 : 13,227.93 = 3,550.50 : x
  2. Step 2: Convert to fraction form
    8,815.77/13,227.93 = 3,550.50/x
  3. Step 3: Cross multiply
    8,815.77x = 13,227.93 × 3,550.50
  4. Step 4: Simplify right side
    8,815.77x = 46,965,765.47
  5. Step 5: Solve for x
    x = 46,965,765.47/8,815.77
  6. Step 6: Final answer
    x = 5,327.47

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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.