Home / 8,675.88-11,972.68-4,696.96

Finding the Fourth Proportional to 8,675.88, 11,972.68 and 4,696.96

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Solution

The fourth proportional to 8,675.88, 11,972.68 and 4,696.96 is: 6,481.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675.88 : 11,972.68 = 4,696.96 : x
  2. Step 2: Convert to fraction form
    8,675.88/11,972.68 = 4,696.96/x
  3. Step 3: Cross multiply
    8,675.88x = 11,972.68 × 4,696.96
  4. Step 4: Simplify right side
    8,675.88x = 56,235,199.05
  5. Step 5: Solve for x
    x = 56,235,199.05/8,675.88
  6. Step 6: Final answer
    x = 6,481.79

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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.