Home / 4,997.40-6,896.10-2,759.22

Finding the Fourth Proportional to 4,997.40, 6,896.10 and 2,759.22

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Solution

The fourth proportional to 4,997.40, 6,896.10 and 2,759.22 is: 3,807.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.40 : 6,896.10 = 2,759.22 : x
  2. Step 2: Convert to fraction form
    4,997.40/6,896.10 = 2,759.22/x
  3. Step 3: Cross multiply
    4,997.40x = 6,896.10 × 2,759.22
  4. Step 4: Simplify right side
    4,997.40x = 19,027,867.39
  5. Step 5: Solve for x
    x = 19,027,867.39/4,997.40
  6. Step 6: Final answer
    x = 3,807.56

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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.