Home / 3,672.12-5,508.18-1,362.36

Finding the Fourth Proportional to 3,672.12, 5,508.18 and 1,362.36

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Solution

The fourth proportional to 3,672.12, 5,508.18 and 1,362.36 is: 2,043.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672.12 : 5,508.18 = 1,362.36 : x
  2. Step 2: Convert to fraction form
    3,672.12/5,508.18 = 1,362.36/x
  3. Step 3: Cross multiply
    3,672.12x = 5,508.18 × 1,362.36
  4. Step 4: Simplify right side
    3,672.12x = 7,504,124.10
  5. Step 5: Solve for x
    x = 7,504,124.10/3,672.12
  6. Step 6: Final answer
    x = 2,043.54

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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.