Home / 8,105.77-12,158.58-2,262.37

Finding the Fourth Proportional to 8,105.77, 12,158.58 and 2,262.37

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Solution

The fourth proportional to 8,105.77, 12,158.58 and 2,262.37 is: 3,393.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,105.77 : 12,158.58 = 2,262.37 : x
  2. Step 2: Convert to fraction form
    8,105.77/12,158.58 = 2,262.37/x
  3. Step 3: Cross multiply
    8,105.77x = 12,158.58 × 2,262.37
  4. Step 4: Simplify right side
    8,105.77x = 27,507,206.63
  5. Step 5: Solve for x
    x = 27,507,206.63/8,105.77
  6. Step 6: Final answer
    x = 3,393.53

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.