Home / 8,177.94-12,268.11-2,629.46

Finding the Fourth Proportional to 8,177.94, 12,268.11 and 2,629.46

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Solution

The fourth proportional to 8,177.94, 12,268.11 and 2,629.46 is: 3,944.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.94 : 12,268.11 = 2,629.46 : x
  2. Step 2: Convert to fraction form
    8,177.94/12,268.11 = 2,629.46/x
  3. Step 3: Cross multiply
    8,177.94x = 12,268.11 × 2,629.46
  4. Step 4: Simplify right side
    8,177.94x = 32,258,443.18
  5. Step 5: Solve for x
    x = 32,258,443.18/8,177.94
  6. Step 6: Final answer
    x = 3,944.57

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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.