Home / 8,177.19-12,264.63-2,629.83

Finding the Fourth Proportional to 8,177.19, 12,264.63 and 2,629.83

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Solution

The fourth proportional to 8,177.19, 12,264.63 and 2,629.83 is: 3,944.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.19 : 12,264.63 = 2,629.83 : x
  2. Step 2: Convert to fraction form
    8,177.19/12,264.63 = 2,629.83/x
  3. Step 3: Cross multiply
    8,177.19x = 12,264.63 × 2,629.83
  4. Step 4: Simplify right side
    8,177.19x = 32,253,891.91
  5. Step 5: Solve for x
    x = 32,253,891.91/8,177.19
  6. Step 6: Final answer
    x = 3,944.37

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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.