Home / 6,824.43-10,236.78-2,928.87

Finding the Fourth Proportional to 6,824.43, 10,236.78 and 2,928.87

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Solution

The fourth proportional to 6,824.43, 10,236.78 and 2,928.87 is: 4,393.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,824.43 : 10,236.78 = 2,928.87 : x
  2. Step 2: Convert to fraction form
    6,824.43/10,236.78 = 2,928.87/x
  3. Step 3: Cross multiply
    6,824.43x = 10,236.78 × 2,928.87
  4. Step 4: Simplify right side
    6,824.43x = 29,982,197.84
  5. Step 5: Solve for x
    x = 29,982,197.84/6,824.43
  6. Step 6: Final answer
    x = 4,393.36

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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.