Home / 3,996.85-5,517.31-2,504.43

Finding the Fourth Proportional to 3,996.85, 5,517.31 and 2,504.43

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Solution

The fourth proportional to 3,996.85, 5,517.31 and 2,504.43 is: 3,457.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.85 : 5,517.31 = 2,504.43 : x
  2. Step 2: Convert to fraction form
    3,996.85/5,517.31 = 2,504.43/x
  3. Step 3: Cross multiply
    3,996.85x = 5,517.31 × 2,504.43
  4. Step 4: Simplify right side
    3,996.85x = 13,817,716.68
  5. Step 5: Solve for x
    x = 13,817,716.68/3,996.85
  6. Step 6: Final answer
    x = 3,457.15

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1.5x scale

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.