Home / 8,177.10-12,264.48-2,629.71

Finding the Fourth Proportional to 8,177.10, 12,264.48 and 2,629.71

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Solution

The fourth proportional to 8,177.10, 12,264.48 and 2,629.71 is: 3,944.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.10 : 12,264.48 = 2,629.71 : x
  2. Step 2: Convert to fraction form
    8,177.10/12,264.48 = 2,629.71/x
  3. Step 3: Cross multiply
    8,177.10x = 12,264.48 × 2,629.71
  4. Step 4: Simplify right side
    8,177.10x = 32,252,025.70
  5. Step 5: Solve for x
    x = 32,252,025.70/8,177.10
  6. Step 6: Final answer
    x = 3,944.19

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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.