Home / 4,945.82-6,825.31-2,707.66

Finding the Fourth Proportional to 4,945.82, 6,825.31 and 2,707.66

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Solution

The fourth proportional to 4,945.82, 6,825.31 and 2,707.66 is: 3,736.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.82 : 6,825.31 = 2,707.66 : x
  2. Step 2: Convert to fraction form
    4,945.82/6,825.31 = 2,707.66/x
  3. Step 3: Cross multiply
    4,945.82x = 6,825.31 × 2,707.66
  4. Step 4: Simplify right side
    4,945.82x = 18,480,608.58
  5. Step 5: Solve for x
    x = 18,480,608.58/4,945.82
  6. Step 6: Final answer
    x = 3,736.61

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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.