Home / 4,917.92-6,786.92-2,822.44

Finding the Fourth Proportional to 4,917.92, 6,786.92 and 2,822.44

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Solution

The fourth proportional to 4,917.92, 6,786.92 and 2,822.44 is: 3,895.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.92 : 6,786.92 = 2,822.44 : x
  2. Step 2: Convert to fraction form
    4,917.92/6,786.92 = 2,822.44/x
  3. Step 3: Cross multiply
    4,917.92x = 6,786.92 × 2,822.44
  4. Step 4: Simplify right side
    4,917.92x = 19,155,674.48
  5. Step 5: Solve for x
    x = 19,155,674.48/4,917.92
  6. Step 6: Final answer
    x = 3,895.08

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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.