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Finding the Fourth Proportional to 2,262.30, 3,393.66 and 801.48

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Solution

The fourth proportional to 2,262.30, 3,393.66 and 801.48 is: 1,202.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262.30 : 3,393.66 = 801.48 : x
  2. Step 2: Convert to fraction form
    2,262.30/3,393.66 = 801.48/x
  3. Step 3: Cross multiply
    2,262.30x = 3,393.66 × 801.48
  4. Step 4: Simplify right side
    2,262.30x = 2,719,950.62
  5. Step 5: Solve for x
    x = 2,719,950.62/2,262.30
  6. Step 6: Final answer
    x = 1,202.29

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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.