Home / 3,161.33-4,364.94-2,042.93

Finding the Fourth Proportional to 3,161.33, 4,364.94 and 2,042.93

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Solution

The fourth proportional to 3,161.33, 4,364.94 and 2,042.93 is: 2,820.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161.33 : 4,364.94 = 2,042.93 : x
  2. Step 2: Convert to fraction form
    3,161.33/4,364.94 = 2,042.93/x
  3. Step 3: Cross multiply
    3,161.33x = 4,364.94 × 2,042.93
  4. Step 4: Simplify right side
    3,161.33x = 8,917,245.05
  5. Step 5: Solve for x
    x = 8,917,245.05/3,161.33
  6. Step 6: Final answer
    x = 2,820.73

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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.