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Finding the Fourth Proportional to 3,956.58, 5,937.77 and 1,876.58

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Solution

The fourth proportional to 3,956.58, 5,937.77 and 1,876.58 is: 2,816.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956.58 : 5,937.77 = 1,876.58 : x
  2. Step 2: Convert to fraction form
    3,956.58/5,937.77 = 1,876.58/x
  3. Step 3: Cross multiply
    3,956.58x = 5,937.77 × 1,876.58
  4. Step 4: Simplify right side
    3,956.58x = 11,142,675.43
  5. Step 5: Solve for x
    x = 11,142,675.43/3,956.58
  6. Step 6: Final answer
    x = 2,816.24

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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.