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Finding the Fourth Proportional to 7,654.38, 10,562.83 and 4,297.56

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Solution

The fourth proportional to 7,654.38, 10,562.83 and 4,297.56 is: 5,930.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,654.38 : 10,562.83 = 4,297.56 : x
  2. Step 2: Convert to fraction form
    7,654.38/10,562.83 = 4,297.56/x
  3. Step 3: Cross multiply
    7,654.38x = 10,562.83 × 4,297.56
  4. Step 4: Simplify right side
    7,654.38x = 45,394,395.69
  5. Step 5: Solve for x
    x = 45,394,395.69/7,654.38
  6. Step 6: Final answer
    x = 5,930.51

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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.