Home / 3,837.53-5,757.14-1,240.43

Finding the Fourth Proportional to 3,837.53, 5,757.14 and 1,240.43

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Solution

The fourth proportional to 3,837.53, 5,757.14 and 1,240.43 is: 1,860.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.53 : 5,757.14 = 1,240.43 : x
  2. Step 2: Convert to fraction form
    3,837.53/5,757.14 = 1,240.43/x
  3. Step 3: Cross multiply
    3,837.53x = 5,757.14 × 1,240.43
  4. Step 4: Simplify right side
    3,837.53x = 7,141,322.97
  5. Step 5: Solve for x
    x = 7,141,322.97/3,837.53
  6. Step 6: Final answer
    x = 1,860.92

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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.