Home / 6,918.53-10,371.41-2,757.53

Finding the Fourth Proportional to 6,918.53, 10,371.41 and 2,757.53

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Solution

The fourth proportional to 6,918.53, 10,371.41 and 2,757.53 is: 4,133.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918.53 : 10,371.41 = 2,757.53 : x
  2. Step 2: Convert to fraction form
    6,918.53/10,371.41 = 2,757.53/x
  3. Step 3: Cross multiply
    6,918.53x = 10,371.41 × 2,757.53
  4. Step 4: Simplify right side
    6,918.53x = 28,599,474.22
  5. Step 5: Solve for x
    x = 28,599,474.22/6,918.53
  6. Step 6: Final answer
    x = 4,133.75

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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.