Home / 3,823.92-5,269.20-2,968.02

Finding the Fourth Proportional to 3,823.92, 5,269.20 and 2,968.02

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Solution

The fourth proportional to 3,823.92, 5,269.20 and 2,968.02 is: 4,089.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.92 : 5,269.20 = 2,968.02 : x
  2. Step 2: Convert to fraction form
    3,823.92/5,269.20 = 2,968.02/x
  3. Step 3: Cross multiply
    3,823.92x = 5,269.20 × 2,968.02
  4. Step 4: Simplify right side
    3,823.92x = 15,639,090.98
  5. Step 5: Solve for x
    x = 15,639,090.98/3,823.92
  6. Step 6: Final answer
    x = 4,089.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.