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Finding the Fourth Proportional to 2,262.14, 3,391.99 and 701.47

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Solution

The fourth proportional to 2,262.14, 3,391.99 and 701.47 is: 1,051.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262.14 : 3,391.99 = 701.47 : x
  2. Step 2: Convert to fraction form
    2,262.14/3,391.99 = 701.47/x
  3. Step 3: Cross multiply
    2,262.14x = 3,391.99 × 701.47
  4. Step 4: Simplify right side
    2,262.14x = 2,379,379.23
  5. Step 5: Solve for x
    x = 2,379,379.23/2,262.14
  6. Step 6: Final answer
    x = 1,051.83

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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.