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Finding the Fourth Proportional to 3,367.93, 5,052.24 and 903

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Solution

The fourth proportional to 3,367.93, 5,052.24 and 903 is: 1,354.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367.93 : 5,052.24 = 903 : x
  2. Step 2: Convert to fraction form
    3,367.93/5,052.24 = 903/x
  3. Step 3: Cross multiply
    3,367.93x = 5,052.24 × 903
  4. Step 4: Simplify right side
    3,367.93x = 4,562,169.33
  5. Step 5: Solve for x
    x = 4,562,169.33/3,367.93
  6. Step 6: Final answer
    x = 1,354.59

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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.