Home / 2,625.04-3,939.99-1,327.42

Finding the Fourth Proportional to 2,625.04, 3,939.99 and 1,327.42

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Solution

The fourth proportional to 2,625.04, 3,939.99 and 1,327.42 is: 1,992.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.04 : 3,939.99 = 1,327.42 : x
  2. Step 2: Convert to fraction form
    2,625.04/3,939.99 = 1,327.42/x
  3. Step 3: Cross multiply
    2,625.04x = 3,939.99 × 1,327.42
  4. Step 4: Simplify right side
    2,625.04x = 5,230,021.53
  5. Step 5: Solve for x
    x = 5,230,021.53/2,625.04
  6. Step 6: Final answer
    x = 1,992.36

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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.