Home / 6,826.68-10,241.36-3,129

Finding the Fourth Proportional to 6,826.68, 10,241.36 and 3,129

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Solution

The fourth proportional to 6,826.68, 10,241.36 and 3,129 is: 4,694.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,826.68 : 10,241.36 = 3,129 : x
  2. Step 2: Convert to fraction form
    6,826.68/10,241.36 = 3,129/x
  3. Step 3: Cross multiply
    6,826.68x = 10,241.36 × 3,129
  4. Step 4: Simplify right side
    6,826.68x = 32,045,215.44
  5. Step 5: Solve for x
    x = 32,045,215.44/6,826.68
  6. Step 6: Final answer
    x = 4,694.11

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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.