Home / 8,316.17-12,469.56-2,766.54

Finding the Fourth Proportional to 8,316.17, 12,469.56 and 2,766.54

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Solution

The fourth proportional to 8,316.17, 12,469.56 and 2,766.54 is: 4,148.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316.17 : 12,469.56 = 2,766.54 : x
  2. Step 2: Convert to fraction form
    8,316.17/12,469.56 = 2,766.54/x
  3. Step 3: Cross multiply
    8,316.17x = 12,469.56 × 2,766.54
  4. Step 4: Simplify right side
    8,316.17x = 34,497,536.52
  5. Step 5: Solve for x
    x = 34,497,536.52/8,316.17
  6. Step 6: Final answer
    x = 4,148.25

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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.