Home / 5,474.06-8,205.20-2,656.94

Finding the Fourth Proportional to 5,474.06, 8,205.20 and 2,656.94

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Solution

The fourth proportional to 5,474.06, 8,205.20 and 2,656.94 is: 3,982.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.06 : 8,205.20 = 2,656.94 : x
  2. Step 2: Convert to fraction form
    5,474.06/8,205.20 = 2,656.94/x
  3. Step 3: Cross multiply
    5,474.06x = 8,205.20 × 2,656.94
  4. Step 4: Simplify right side
    5,474.06x = 21,800,724.09
  5. Step 5: Solve for x
    x = 21,800,724.09/5,474.06
  6. Step 6: Final answer
    x = 3,982.55

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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.