Home / 2,474.96-3,716.14-2,142.43

Finding the Fourth Proportional to 2,474.96, 3,716.14 and 2,142.43

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Solution

The fourth proportional to 2,474.96, 3,716.14 and 2,142.43 is: 3,216.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474.96 : 3,716.14 = 2,142.43 : x
  2. Step 2: Convert to fraction form
    2,474.96/3,716.14 = 2,142.43/x
  3. Step 3: Cross multiply
    2,474.96x = 3,716.14 × 2,142.43
  4. Step 4: Simplify right side
    2,474.96x = 7,961,583.64
  5. Step 5: Solve for x
    x = 7,961,583.64/2,474.96
  6. Step 6: Final answer
    x = 3,216.86

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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.