Home / 3,141.82-4,712.88-1,194.17

Finding the Fourth Proportional to 3,141.82, 4,712.88 and 1,194.17

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Solution

The fourth proportional to 3,141.82, 4,712.88 and 1,194.17 is: 1,791.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.82 : 4,712.88 = 1,194.17 : x
  2. Step 2: Convert to fraction form
    3,141.82/4,712.88 = 1,194.17/x
  3. Step 3: Cross multiply
    3,141.82x = 4,712.88 × 1,194.17
  4. Step 4: Simplify right side
    3,141.82x = 5,627,979.91
  5. Step 5: Solve for x
    x = 5,627,979.91/3,141.82
  6. Step 6: Final answer
    x = 1,791.31

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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.