Home / 4,938.46-6,816.79-2,843.42

Finding the Fourth Proportional to 4,938.46, 6,816.79 and 2,843.42

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Solution

The fourth proportional to 4,938.46, 6,816.79 and 2,843.42 is: 3,924.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.46 : 6,816.79 = 2,843.42 : x
  2. Step 2: Convert to fraction form
    4,938.46/6,816.79 = 2,843.42/x
  3. Step 3: Cross multiply
    4,938.46x = 6,816.79 × 2,843.42
  4. Step 4: Simplify right side
    4,938.46x = 19,382,997.02
  5. Step 5: Solve for x
    x = 19,382,997.02/4,938.46
  6. Step 6: Final answer
    x = 3,924.91

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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.