Home / 3,719.56-5,132.94-2,040.98

Finding the Fourth Proportional to 3,719.56, 5,132.94 and 2,040.98

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Solution

The fourth proportional to 3,719.56, 5,132.94 and 2,040.98 is: 2,816.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.56 : 5,132.94 = 2,040.98 : x
  2. Step 2: Convert to fraction form
    3,719.56/5,132.94 = 2,040.98/x
  3. Step 3: Cross multiply
    3,719.56x = 5,132.94 × 2,040.98
  4. Step 4: Simplify right side
    3,719.56x = 10,476,227.88
  5. Step 5: Solve for x
    x = 10,476,227.88/3,719.56
  6. Step 6: Final answer
    x = 2,816.52

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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.