Home / 4,997.92-6,896.70-2,759.80

Finding the Fourth Proportional to 4,997.92, 6,896.70 and 2,759.80

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Solution

The fourth proportional to 4,997.92, 6,896.70 and 2,759.80 is: 3,808.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.92 : 6,896.70 = 2,759.80 : x
  2. Step 2: Convert to fraction form
    4,997.92/6,896.70 = 2,759.80/x
  3. Step 3: Cross multiply
    4,997.92x = 6,896.70 × 2,759.80
  4. Step 4: Simplify right side
    4,997.92x = 19,033,512.66
  5. Step 5: Solve for x
    x = 19,033,512.66/4,997.92
  6. Step 6: Final answer
    x = 3,808.29

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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.