Home / 4,722-6,516.99-2,732.19

Finding the Fourth Proportional to 4,722, 6,516.99 and 2,732.19

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Solution

The fourth proportional to 4,722, 6,516.99 and 2,732.19 is: 3,770.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722 : 6,516.99 = 2,732.19 : x
  2. Step 2: Convert to fraction form
    4,722/6,516.99 = 2,732.19/x
  3. Step 3: Cross multiply
    4,722x = 6,516.99 × 2,732.19
  4. Step 4: Simplify right side
    4,722x = 17,805,654.91
  5. Step 5: Solve for x
    x = 17,805,654.91/4,722
  6. Step 6: Final answer
    x = 3,770.79

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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.