Home / 3,205.97-4,422.74-2,010.57

Finding the Fourth Proportional to 3,205.97, 4,422.74 and 2,010.57

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Solution

The fourth proportional to 3,205.97, 4,422.74 and 2,010.57 is: 2,773.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205.97 : 4,422.74 = 2,010.57 : x
  2. Step 2: Convert to fraction form
    3,205.97/4,422.74 = 2,010.57/x
  3. Step 3: Cross multiply
    3,205.97x = 4,422.74 × 2,010.57
  4. Step 4: Simplify right side
    3,205.97x = 8,892,228.36
  5. Step 5: Solve for x
    x = 8,892,228.36/3,205.97
  6. Step 6: Final answer
    x = 2,773.65

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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.