Home / 2,629.98-3,944.18-2,166.62

Finding the Fourth Proportional to 2,629.98, 3,944.18 and 2,166.62

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Solution

The fourth proportional to 2,629.98, 3,944.18 and 2,166.62 is: 3,249.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.98 : 3,944.18 = 2,166.62 : x
  2. Step 2: Convert to fraction form
    2,629.98/3,944.18 = 2,166.62/x
  3. Step 3: Cross multiply
    2,629.98x = 3,944.18 × 2,166.62
  4. Step 4: Simplify right side
    2,629.98x = 8,545,524.97
  5. Step 5: Solve for x
    x = 8,545,524.97/2,629.98
  6. Step 6: Final answer
    x = 3,249.27

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Similar ratio
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1.5x scale

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.