Home / 10,768.30-16,142.69-3,841.18

Finding the Fourth Proportional to 10,768.30, 16,142.69 and 3,841.18

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Solution

The fourth proportional to 10,768.30, 16,142.69 and 3,841.18 is: 5,758.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,768.30 : 16,142.69 = 3,841.18 : x
  2. Step 2: Convert to fraction form
    10,768.30/16,142.69 = 3,841.18/x
  3. Step 3: Cross multiply
    10,768.30x = 16,142.69 × 3,841.18
  4. Step 4: Simplify right side
    10,768.30x = 62,006,977.97
  5. Step 5: Solve for x
    x = 62,006,977.97/10,768.30
  6. Step 6: Final answer
    x = 5,758.29

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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.