Home / 4,481.12-6,721.83-1,194.21

Finding the Fourth Proportional to 4,481.12, 6,721.83 and 1,194.21

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Solution

The fourth proportional to 4,481.12, 6,721.83 and 1,194.21 is: 1,791.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.12 : 6,721.83 = 1,194.21 : x
  2. Step 2: Convert to fraction form
    4,481.12/6,721.83 = 1,194.21/x
  3. Step 3: Cross multiply
    4,481.12x = 6,721.83 × 1,194.21
  4. Step 4: Simplify right side
    4,481.12x = 8,027,270.63
  5. Step 5: Solve for x
    x = 8,027,270.63/4,481.12
  6. Step 6: Final answer
    x = 1,791.36

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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.