Home / 3,171.43-4,755.93-2,194.57

Finding the Fourth Proportional to 3,171.43, 4,755.93 and 2,194.57

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Solution

The fourth proportional to 3,171.43, 4,755.93 and 2,194.57 is: 3,291.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171.43 : 4,755.93 = 2,194.57 : x
  2. Step 2: Convert to fraction form
    3,171.43/4,755.93 = 2,194.57/x
  3. Step 3: Cross multiply
    3,171.43x = 4,755.93 × 2,194.57
  4. Step 4: Simplify right side
    3,171.43x = 10,437,221.30
  5. Step 5: Solve for x
    x = 10,437,221.30/3,171.43
  6. Step 6: Final answer
    x = 3,291.01

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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.