Home / 4,996.20-6,893.96-2,871.32

Finding the Fourth Proportional to 4,996.20, 6,893.96 and 2,871.32

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Solution

The fourth proportional to 4,996.20, 6,893.96 and 2,871.32 is: 3,961.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,996.20 : 6,893.96 = 2,871.32 : x
  2. Step 2: Convert to fraction form
    4,996.20/6,893.96 = 2,871.32/x
  3. Step 3: Cross multiply
    4,996.20x = 6,893.96 × 2,871.32
  4. Step 4: Simplify right side
    4,996.20x = 19,794,732.55
  5. Step 5: Solve for x
    x = 19,794,732.55/4,996.20
  6. Step 6: Final answer
    x = 3,961.96

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1.5x scale

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.