Home / 8,018.22-12,028.66-2,471.58

Finding the Fourth Proportional to 8,018.22, 12,028.66 and 2,471.58

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Solution

The fourth proportional to 8,018.22, 12,028.66 and 2,471.58 is: 3,707.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.22 : 12,028.66 = 2,471.58 : x
  2. Step 2: Convert to fraction form
    8,018.22/12,028.66 = 2,471.58/x
  3. Step 3: Cross multiply
    8,018.22x = 12,028.66 × 2,471.58
  4. Step 4: Simplify right side
    8,018.22x = 29,729,795.48
  5. Step 5: Solve for x
    x = 29,729,795.48/8,018.22
  6. Step 6: Final answer
    x = 3,707.78

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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.