Home / 2,976.94-4,108.29-1,797.79

Finding the Fourth Proportional to 2,976.94, 4,108.29 and 1,797.79

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Solution

The fourth proportional to 2,976.94, 4,108.29 and 1,797.79 is: 2,481.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.94 : 4,108.29 = 1,797.79 : x
  2. Step 2: Convert to fraction form
    2,976.94/4,108.29 = 1,797.79/x
  3. Step 3: Cross multiply
    2,976.94x = 4,108.29 × 1,797.79
  4. Step 4: Simplify right side
    2,976.94x = 7,385,842.68
  5. Step 5: Solve for x
    x = 7,385,842.68/2,976.94
  6. Step 6: Final answer
    x = 2,481.02

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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.