Home / 4,939.31-6,816.45-2,843.44

Finding the Fourth Proportional to 4,939.31, 6,816.45 and 2,843.44

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Solution

The fourth proportional to 4,939.31, 6,816.45 and 2,843.44 is: 3,924.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.31 : 6,816.45 = 2,843.44 : x
  2. Step 2: Convert to fraction form
    4,939.31/6,816.45 = 2,843.44/x
  3. Step 3: Cross multiply
    4,939.31x = 6,816.45 × 2,843.44
  4. Step 4: Simplify right side
    4,939.31x = 19,382,160.21
  5. Step 5: Solve for x
    x = 19,382,160.21/4,939.31
  6. Step 6: Final answer
    x = 3,924.06

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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.