Home / 3,629.61-5,008.82-2,137.59

Finding the Fourth Proportional to 3,629.61, 5,008.82 and 2,137.59

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Solution

The fourth proportional to 3,629.61, 5,008.82 and 2,137.59 is: 2,949.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.61 : 5,008.82 = 2,137.59 : x
  2. Step 2: Convert to fraction form
    3,629.61/5,008.82 = 2,137.59/x
  3. Step 3: Cross multiply
    3,629.61x = 5,008.82 × 2,137.59
  4. Step 4: Simplify right side
    3,629.61x = 10,706,792.86
  5. Step 5: Solve for x
    x = 10,706,792.86/3,629.61
  6. Step 6: Final answer
    x = 2,949.85

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