Home / 4,997.28-6,896.13-2,728.53

Finding the Fourth Proportional to 4,997.28, 6,896.13 and 2,728.53

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Solution

The fourth proportional to 4,997.28, 6,896.13 and 2,728.53 is: 3,765.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.28 : 6,896.13 = 2,728.53 : x
  2. Step 2: Convert to fraction form
    4,997.28/6,896.13 = 2,728.53/x
  3. Step 3: Cross multiply
    4,997.28x = 6,896.13 × 2,728.53
  4. Step 4: Simplify right side
    4,997.28x = 18,816,287.36
  5. Step 5: Solve for x
    x = 18,816,287.36/4,997.28
  6. Step 6: Final answer
    x = 3,765.31

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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.