Home / 7,631.82-11,446.16-2,701.62

Finding the Fourth Proportional to 7,631.82, 11,446.16 and 2,701.62

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Solution

The fourth proportional to 7,631.82, 11,446.16 and 2,701.62 is: 4,051.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.82 : 11,446.16 = 2,701.62 : x
  2. Step 2: Convert to fraction form
    7,631.82/11,446.16 = 2,701.62/x
  3. Step 3: Cross multiply
    7,631.82x = 11,446.16 × 2,701.62
  4. Step 4: Simplify right side
    7,631.82x = 30,923,174.78
  5. Step 5: Solve for x
    x = 30,923,174.78/7,631.82
  6. Step 6: Final answer
    x = 4,051.87

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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.