Home / 7,093.64-9,789.26-3,949.83

Finding the Fourth Proportional to 7,093.64, 9,789.26 and 3,949.83

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Solution

The fourth proportional to 7,093.64, 9,789.26 and 3,949.83 is: 5,450.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,093.64 : 9,789.26 = 3,949.83 : x
  2. Step 2: Convert to fraction form
    7,093.64/9,789.26 = 3,949.83/x
  3. Step 3: Cross multiply
    7,093.64x = 9,789.26 × 3,949.83
  4. Step 4: Simplify right side
    7,093.64x = 38,665,893.08
  5. Step 5: Solve for x
    x = 38,665,893.08/7,093.64
  6. Step 6: Final answer
    x = 5,450.78

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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.