Home / 6,600.87-9,109.18-3,616.73

Finding the Fourth Proportional to 6,600.87, 9,109.18 and 3,616.73

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Solution

The fourth proportional to 6,600.87, 9,109.18 and 3,616.73 is: 4,991.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.87 : 9,109.18 = 3,616.73 : x
  2. Step 2: Convert to fraction form
    6,600.87/9,109.18 = 3,616.73/x
  3. Step 3: Cross multiply
    6,600.87x = 9,109.18 × 3,616.73
  4. Step 4: Simplify right side
    6,600.87x = 32,945,444.58
  5. Step 5: Solve for x
    x = 32,945,444.58/6,600.87
  6. Step 6: Final answer
    x = 4,991.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.