Home / 8,476.14-12,712.75-2,236.21

Finding the Fourth Proportional to 8,476.14, 12,712.75 and 2,236.21

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Solution

The fourth proportional to 8,476.14, 12,712.75 and 2,236.21 is: 3,353.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476.14 : 12,712.75 = 2,236.21 : x
  2. Step 2: Convert to fraction form
    8,476.14/12,712.75 = 2,236.21/x
  3. Step 3: Cross multiply
    8,476.14x = 12,712.75 × 2,236.21
  4. Step 4: Simplify right side
    8,476.14x = 28,428,419.43
  5. Step 5: Solve for x
    x = 28,428,419.43/8,476.14
  6. Step 6: Final answer
    x = 3,353.94

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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.