Home / 3,781.04-5,672.18-1,183.36

Finding the Fourth Proportional to 3,781.04, 5,672.18 and 1,183.36

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Solution

The fourth proportional to 3,781.04, 5,672.18 and 1,183.36 is: 1,775.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781.04 : 5,672.18 = 1,183.36 : x
  2. Step 2: Convert to fraction form
    3,781.04/5,672.18 = 1,183.36/x
  3. Step 3: Cross multiply
    3,781.04x = 5,672.18 × 1,183.36
  4. Step 4: Simplify right side
    3,781.04x = 6,712,230.92
  5. Step 5: Solve for x
    x = 6,712,230.92/3,781.04
  6. Step 6: Final answer
    x = 1,775.23

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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.