Home / 4,490.14-6,728.19-2,843.22

Finding the Fourth Proportional to 4,490.14, 6,728.19 and 2,843.22

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Solution

The fourth proportional to 4,490.14, 6,728.19 and 2,843.22 is: 4,260.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,490.14 : 6,728.19 = 2,843.22 : x
  2. Step 2: Convert to fraction form
    4,490.14/6,728.19 = 2,843.22/x
  3. Step 3: Cross multiply
    4,490.14x = 6,728.19 × 2,843.22
  4. Step 4: Simplify right side
    4,490.14x = 19,129,724.37
  5. Step 5: Solve for x
    x = 19,129,724.37/4,490.14
  6. Step 6: Final answer
    x = 4,260.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.