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Finding the Fourth Proportional to 3,098.76, 4,650.11 and 2,893.73

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Solution

The fourth proportional to 3,098.76, 4,650.11 and 2,893.73 is: 4,342.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.76 : 4,650.11 = 2,893.73 : x
  2. Step 2: Convert to fraction form
    3,098.76/4,650.11 = 2,893.73/x
  3. Step 3: Cross multiply
    3,098.76x = 4,650.11 × 2,893.73
  4. Step 4: Simplify right side
    3,098.76x = 13,456,135.94
  5. Step 5: Solve for x
    x = 13,456,135.94/3,098.76
  6. Step 6: Final answer
    x = 4,342.43

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1.5x scale

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.