Home / 5,517.25-8,276.01-2,185.36

Finding the Fourth Proportional to 5,517.25, 8,276.01 and 2,185.36

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Solution

The fourth proportional to 5,517.25, 8,276.01 and 2,185.36 is: 3,278.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.25 : 8,276.01 = 2,185.36 : x
  2. Step 2: Convert to fraction form
    5,517.25/8,276.01 = 2,185.36/x
  3. Step 3: Cross multiply
    5,517.25x = 8,276.01 × 2,185.36
  4. Step 4: Simplify right side
    5,517.25x = 18,086,061.21
  5. Step 5: Solve for x
    x = 18,086,061.21/5,517.25
  6. Step 6: Final answer
    x = 3,278.09

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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.