Home / 3,664.55-5,504.20-2,186.66

Finding the Fourth Proportional to 3,664.55, 5,504.20 and 2,186.66

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Solution

The fourth proportional to 3,664.55, 5,504.20 and 2,186.66 is: 3,284.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.55 : 5,504.20 = 2,186.66 : x
  2. Step 2: Convert to fraction form
    3,664.55/5,504.20 = 2,186.66/x
  3. Step 3: Cross multiply
    3,664.55x = 5,504.20 × 2,186.66
  4. Step 4: Simplify right side
    3,664.55x = 12,035,797.45
  5. Step 5: Solve for x
    x = 12,035,797.45/3,664.55
  6. Step 6: Final answer
    x = 3,284.39

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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.