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Finding the Fourth Proportional to 3,952.27, 5,928.68 and 1,354.51

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Solution

The fourth proportional to 3,952.27, 5,928.68 and 1,354.51 is: 2,031.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.27 : 5,928.68 = 1,354.51 : x
  2. Step 2: Convert to fraction form
    3,952.27/5,928.68 = 1,354.51/x
  3. Step 3: Cross multiply
    3,952.27x = 5,928.68 × 1,354.51
  4. Step 4: Simplify right side
    3,952.27x = 8,030,456.35
  5. Step 5: Solve for x
    x = 8,030,456.35/3,952.27
  6. Step 6: Final answer
    x = 2,031.86

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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.