Home / 4,997.21-6,896.18-2,759.18

Finding the Fourth Proportional to 4,997.21, 6,896.18 and 2,759.18

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Solution

The fourth proportional to 4,997.21, 6,896.18 and 2,759.18 is: 3,807.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.21 : 6,896.18 = 2,759.18 : x
  2. Step 2: Convert to fraction form
    4,997.21/6,896.18 = 2,759.18/x
  3. Step 3: Cross multiply
    4,997.21x = 6,896.18 × 2,759.18
  4. Step 4: Simplify right side
    4,997.21x = 19,027,774.35
  5. Step 5: Solve for x
    x = 19,027,774.35/4,997.21
  6. Step 6: Final answer
    x = 3,807.68

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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.