Home / 8,078.18-12,110.73-3,632.59

Finding the Fourth Proportional to 8,078.18, 12,110.73 and 3,632.59

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Solution

The fourth proportional to 8,078.18, 12,110.73 and 3,632.59 is: 5,445.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,078.18 : 12,110.73 = 3,632.59 : x
  2. Step 2: Convert to fraction form
    8,078.18/12,110.73 = 3,632.59/x
  3. Step 3: Cross multiply
    8,078.18x = 12,110.73 × 3,632.59
  4. Step 4: Simplify right side
    8,078.18x = 43,993,237.97
  5. Step 5: Solve for x
    x = 43,993,237.97/8,078.18
  6. Step 6: Final answer
    x = 5,445.94

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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.