Home / 8,061.82-11,105.46-6,862.95

Finding the Fourth Proportional to 8,061.82, 11,105.46 and 6,862.95

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Solution

The fourth proportional to 8,061.82, 11,105.46 and 6,862.95 is: 9,453.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,061.82 : 11,105.46 = 6,862.95 : x
  2. Step 2: Convert to fraction form
    8,061.82/11,105.46 = 6,862.95/x
  3. Step 3: Cross multiply
    8,061.82x = 11,105.46 × 6,862.95
  4. Step 4: Simplify right side
    8,061.82x = 76,216,126.86
  5. Step 5: Solve for x
    x = 76,216,126.86/8,061.82
  6. Step 6: Final answer
    x = 9,453.96

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.