Home / 3,676.30-5,517.60-1,486.60

Finding the Fourth Proportional to 3,676.30, 5,517.60 and 1,486.60

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Solution

The fourth proportional to 3,676.30, 5,517.60 and 1,486.60 is: 2,231.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.30 : 5,517.60 = 1,486.60 : x
  2. Step 2: Convert to fraction form
    3,676.30/5,517.60 = 1,486.60/x
  3. Step 3: Cross multiply
    3,676.30x = 5,517.60 × 1,486.60
  4. Step 4: Simplify right side
    3,676.30x = 8,202,464.16
  5. Step 5: Solve for x
    x = 8,202,464.16/3,676.30
  6. Step 6: Final answer
    x = 2,231.17

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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.