Home / 2,021.94-3,032.33-789.08

Finding the Fourth Proportional to 2,021.94, 3,032.33 and 789.08

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Solution

The fourth proportional to 2,021.94, 3,032.33 and 789.08 is: 1,183.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021.94 : 3,032.33 = 789.08 : x
  2. Step 2: Convert to fraction form
    2,021.94/3,032.33 = 789.08/x
  3. Step 3: Cross multiply
    2,021.94x = 3,032.33 × 789.08
  4. Step 4: Simplify right side
    2,021.94x = 2,392,731.85
  5. Step 5: Solve for x
    x = 2,392,731.85/2,021.94
  6. Step 6: Final answer
    x = 1,183.38

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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.