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Finding the Fourth Proportional to 4,956.85, 6,839.94 and 2,832.91

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Solution

The fourth proportional to 4,956.85, 6,839.94 and 2,832.91 is: 3,909.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,956.85 : 6,839.94 = 2,832.91 : x
  2. Step 2: Convert to fraction form
    4,956.85/6,839.94 = 2,832.91/x
  3. Step 3: Cross multiply
    4,956.85x = 6,839.94 × 2,832.91
  4. Step 4: Simplify right side
    4,956.85x = 19,376,934.43
  5. Step 5: Solve for x
    x = 19,376,934.43/4,956.85
  6. Step 6: Final answer
    x = 3,909.12

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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.