Home / 6,938.92-10,404.06-3,239.56

Finding the Fourth Proportional to 6,938.92, 10,404.06 and 3,239.56

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Solution

The fourth proportional to 6,938.92, 10,404.06 and 3,239.56 is: 4,857.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,938.92 : 10,404.06 = 3,239.56 : x
  2. Step 2: Convert to fraction form
    6,938.92/10,404.06 = 3,239.56/x
  3. Step 3: Cross multiply
    6,938.92x = 10,404.06 × 3,239.56
  4. Step 4: Simplify right side
    6,938.92x = 33,704,576.61
  5. Step 5: Solve for x
    x = 33,704,576.61/6,938.92
  6. Step 6: Final answer
    x = 4,857.32

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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.