Home / 3,372.27-5,051.50-2,749.78

Finding the Fourth Proportional to 3,372.27, 5,051.50 and 2,749.78

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Solution

The fourth proportional to 3,372.27, 5,051.50 and 2,749.78 is: 4,119.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.27 : 5,051.50 = 2,749.78 : x
  2. Step 2: Convert to fraction form
    3,372.27/5,051.50 = 2,749.78/x
  3. Step 3: Cross multiply
    3,372.27x = 5,051.50 × 2,749.78
  4. Step 4: Simplify right side
    3,372.27x = 13,890,513.11
  5. Step 5: Solve for x
    x = 13,890,513.11/3,372.27
  6. Step 6: Final answer
    x = 4,119.04

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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.