Home / 2,716.14-4,072.98-1,840.14

Finding the Fourth Proportional to 2,716.14, 4,072.98 and 1,840.14

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Solution

The fourth proportional to 2,716.14, 4,072.98 and 1,840.14 is: 2,759.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716.14 : 4,072.98 = 1,840.14 : x
  2. Step 2: Convert to fraction form
    2,716.14/4,072.98 = 1,840.14/x
  3. Step 3: Cross multiply
    2,716.14x = 4,072.98 × 1,840.14
  4. Step 4: Simplify right side
    2,716.14x = 7,494,853.42
  5. Step 5: Solve for x
    x = 7,494,853.42/2,716.14
  6. Step 6: Final answer
    x = 2,759.38

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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.