Home / 8,183.26-12,276.02-2,916.71

Finding the Fourth Proportional to 8,183.26, 12,276.02 and 2,916.71

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Solution

The fourth proportional to 8,183.26, 12,276.02 and 2,916.71 is: 4,375.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,183.26 : 12,276.02 = 2,916.71 : x
  2. Step 2: Convert to fraction form
    8,183.26/12,276.02 = 2,916.71/x
  3. Step 3: Cross multiply
    8,183.26x = 12,276.02 × 2,916.71
  4. Step 4: Simplify right side
    8,183.26x = 35,805,634.89
  5. Step 5: Solve for x
    x = 35,805,634.89/8,183.26
  6. Step 6: Final answer
    x = 4,375.48

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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.