Home / 8,551.20-11,799.84-5,016

Finding the Fourth Proportional to 8,551.20, 11,799.84 and 5,016

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Solution

The fourth proportional to 8,551.20, 11,799.84 and 5,016 is: 6,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,551.20 : 11,799.84 = 5,016 : x
  2. Step 2: Convert to fraction form
    8,551.20/11,799.84 = 5,016/x
  3. Step 3: Cross multiply
    8,551.20x = 11,799.84 × 5,016
  4. Step 4: Simplify right side
    8,551.20x = 59,187,997.44
  5. Step 5: Solve for x
    x = 59,187,997.44/8,551.20
  6. Step 6: Final answer
    x = 6,921.60

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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.