Home / 6,829.44-10,236.78-3,312

Finding the Fourth Proportional to 6,829.44, 10,236.78 and 3,312

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Solution

The fourth proportional to 6,829.44, 10,236.78 and 3,312 is: 4,964.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,829.44 : 10,236.78 = 3,312 : x
  2. Step 2: Convert to fraction form
    6,829.44/10,236.78 = 3,312/x
  3. Step 3: Cross multiply
    6,829.44x = 10,236.78 × 3,312
  4. Step 4: Simplify right side
    6,829.44x = 33,904,215.36
  5. Step 5: Solve for x
    x = 33,904,215.36/6,829.44
  6. Step 6: Final answer
    x = 4,964.42

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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.