Home / 3,983.85-5,975.76-1,062.15

Finding the Fourth Proportional to 3,983.85, 5,975.76 and 1,062.15

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Solution

The fourth proportional to 3,983.85, 5,975.76 and 1,062.15 is: 1,593.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,983.85 : 5,975.76 = 1,062.15 : x
  2. Step 2: Convert to fraction form
    3,983.85/5,975.76 = 1,062.15/x
  3. Step 3: Cross multiply
    3,983.85x = 5,975.76 × 1,062.15
  4. Step 4: Simplify right side
    3,983.85x = 6,347,175.89
  5. Step 5: Solve for x
    x = 6,347,175.89/3,983.85
  6. Step 6: Final answer
    x = 1,593.23

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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.