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Finding the Fourth Proportional to 3,829.67, 5,740.20 and 1,950.29

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Solution

The fourth proportional to 3,829.67, 5,740.20 and 1,950.29 is: 2,923.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.67 : 5,740.20 = 1,950.29 : x
  2. Step 2: Convert to fraction form
    3,829.67/5,740.20 = 1,950.29/x
  3. Step 3: Cross multiply
    3,829.67x = 5,740.20 × 1,950.29
  4. Step 4: Simplify right side
    3,829.67x = 11,195,035.43
  5. Step 5: Solve for x
    x = 11,195,035.43/3,829.67
  6. Step 6: Final answer
    x = 2,923.24

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1.5x scale

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.