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Finding the Fourth Proportional to 3,832.34, 5,749.14 and 1,884.74

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Solution

The fourth proportional to 3,832.34, 5,749.14 and 1,884.74 is: 2,827.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,832.34 : 5,749.14 = 1,884.74 : x
  2. Step 2: Convert to fraction form
    3,832.34/5,749.14 = 1,884.74/x
  3. Step 3: Cross multiply
    3,832.34x = 5,749.14 × 1,884.74
  4. Step 4: Simplify right side
    3,832.34x = 10,835,634.12
  5. Step 5: Solve for x
    x = 10,835,634.12/3,832.34
  6. Step 6: Final answer
    x = 2,827.42

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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.