Home / 4,839.62-6,679.33-2,743.88

Finding the Fourth Proportional to 4,839.62, 6,679.33 and 2,743.88

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Solution

The fourth proportional to 4,839.62, 6,679.33 and 2,743.88 is: 3,786.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839.62 : 6,679.33 = 2,743.88 : x
  2. Step 2: Convert to fraction form
    4,839.62/6,679.33 = 2,743.88/x
  3. Step 3: Cross multiply
    4,839.62x = 6,679.33 × 2,743.88
  4. Step 4: Simplify right side
    4,839.62x = 18,327,239.74
  5. Step 5: Solve for x
    x = 18,327,239.74/4,839.62
  6. Step 6: Final answer
    x = 3,786.92

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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.