Home / 4,997.30-6,896.20-2,759.18

Finding the Fourth Proportional to 4,997.30, 6,896.20 and 2,759.18

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Solution

The fourth proportional to 4,997.30, 6,896.20 and 2,759.18 is: 3,807.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.30 : 6,896.20 = 2,759.18 : x
  2. Step 2: Convert to fraction form
    4,997.30/6,896.20 = 2,759.18/x
  3. Step 3: Cross multiply
    4,997.30x = 6,896.20 × 2,759.18
  4. Step 4: Simplify right side
    4,997.30x = 19,027,857.12
  5. Step 5: Solve for x
    x = 19,027,857.12/4,997.30
  6. Step 6: Final answer
    x = 3,807.63

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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.