Home / 2,311.33-3,193.69-2,016.08

Finding the Fourth Proportional to 2,311.33, 3,193.69 and 2,016.08

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Solution

The fourth proportional to 2,311.33, 3,193.69 and 2,016.08 is: 2,785.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311.33 : 3,193.69 = 2,016.08 : x
  2. Step 2: Convert to fraction form
    2,311.33/3,193.69 = 2,016.08/x
  3. Step 3: Cross multiply
    2,311.33x = 3,193.69 × 2,016.08
  4. Step 4: Simplify right side
    2,311.33x = 6,438,734.54
  5. Step 5: Solve for x
    x = 6,438,734.54/2,311.33
  6. Step 6: Final answer
    x = 2,785.73

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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.