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Finding the Fourth Proportional to 4,156, 5,735.28 and 3,053.92

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Solution

The fourth proportional to 4,156, 5,735.28 and 3,053.92 is: 4,214.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156 : 5,735.28 = 3,053.92 : x
  2. Step 2: Convert to fraction form
    4,156/5,735.28 = 3,053.92/x
  3. Step 3: Cross multiply
    4,156x = 5,735.28 × 3,053.92
  4. Step 4: Simplify right side
    4,156x = 17,515,086.30
  5. Step 5: Solve for x
    x = 17,515,086.30/4,156
  6. Step 6: Final answer
    x = 4,214.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.