Home / 3,327.24-4,992.12-1,379.28

Finding the Fourth Proportional to 3,327.24, 4,992.12 and 1,379.28

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Solution

The fourth proportional to 3,327.24, 4,992.12 and 1,379.28 is: 2,069.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.24 : 4,992.12 = 1,379.28 : x
  2. Step 2: Convert to fraction form
    3,327.24/4,992.12 = 1,379.28/x
  3. Step 3: Cross multiply
    3,327.24x = 4,992.12 × 1,379.28
  4. Step 4: Simplify right side
    3,327.24x = 6,885,531.27
  5. Step 5: Solve for x
    x = 6,885,531.27/3,327.24
  6. Step 6: Final answer
    x = 2,069.44

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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.