Home / 3,230.57-4,458.22-2,110.84

Finding the Fourth Proportional to 3,230.57, 4,458.22 and 2,110.84

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Solution

The fourth proportional to 3,230.57, 4,458.22 and 2,110.84 is: 2,912.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230.57 : 4,458.22 = 2,110.84 : x
  2. Step 2: Convert to fraction form
    3,230.57/4,458.22 = 2,110.84/x
  3. Step 3: Cross multiply
    3,230.57x = 4,458.22 × 2,110.84
  4. Step 4: Simplify right side
    3,230.57x = 9,410,572.68
  5. Step 5: Solve for x
    x = 9,410,572.68/3,230.57
  6. Step 6: Final answer
    x = 2,912.97

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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.