Home / 3,829.12-5,743.62-2,096.80

Finding the Fourth Proportional to 3,829.12, 5,743.62 and 2,096.80

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Solution

The fourth proportional to 3,829.12, 5,743.62 and 2,096.80 is: 3,145.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.12 : 5,743.62 = 2,096.80 : x
  2. Step 2: Convert to fraction form
    3,829.12/5,743.62 = 2,096.80/x
  3. Step 3: Cross multiply
    3,829.12x = 5,743.62 × 2,096.80
  4. Step 4: Simplify right side
    3,829.12x = 12,043,222.42
  5. Step 5: Solve for x
    x = 12,043,222.42/3,829.12
  6. Step 6: Final answer
    x = 3,145.17

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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.