Home / 3,022.92-4,171.82-1,696.71

Finding the Fourth Proportional to 3,022.92, 4,171.82 and 1,696.71

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Solution

The fourth proportional to 3,022.92, 4,171.82 and 1,696.71 is: 2,341.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.92 : 4,171.82 = 1,696.71 : x
  2. Step 2: Convert to fraction form
    3,022.92/4,171.82 = 1,696.71/x
  3. Step 3: Cross multiply
    3,022.92x = 4,171.82 × 1,696.71
  4. Step 4: Simplify right side
    3,022.92x = 7,078,360.23
  5. Step 5: Solve for x
    x = 7,078,360.23/3,022.92
  6. Step 6: Final answer
    x = 2,341.56

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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.