Home / 6,655.05-9,981.91-2,706.54

Finding the Fourth Proportional to 6,655.05, 9,981.91 and 2,706.54

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Solution

The fourth proportional to 6,655.05, 9,981.91 and 2,706.54 is: 4,059.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,655.05 : 9,981.91 = 2,706.54 : x
  2. Step 2: Convert to fraction form
    6,655.05/9,981.91 = 2,706.54/x
  3. Step 3: Cross multiply
    6,655.05x = 9,981.91 × 2,706.54
  4. Step 4: Simplify right side
    6,655.05x = 27,016,481.73
  5. Step 5: Solve for x
    x = 27,016,481.73/6,655.05
  6. Step 6: Final answer
    x = 4,059.54

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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.