Home / 6,878.28-10,322.43-2,496.09

Finding the Fourth Proportional to 6,878.28, 10,322.43 and 2,496.09

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Solution

The fourth proportional to 6,878.28, 10,322.43 and 2,496.09 is: 3,745.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878.28 : 10,322.43 = 2,496.09 : x
  2. Step 2: Convert to fraction form
    6,878.28/10,322.43 = 2,496.09/x
  3. Step 3: Cross multiply
    6,878.28x = 10,322.43 × 2,496.09
  4. Step 4: Simplify right side
    6,878.28x = 25,765,714.30
  5. Step 5: Solve for x
    x = 25,765,714.30/6,878.28
  6. Step 6: Final answer
    x = 3,745.95

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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.