Home / 2,511.11-3,759.62-1,892.88

Finding the Fourth Proportional to 2,511.11, 3,759.62 and 1,892.88

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Solution

The fourth proportional to 2,511.11, 3,759.62 and 1,892.88 is: 2,834.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.11 : 3,759.62 = 1,892.88 : x
  2. Step 2: Convert to fraction form
    2,511.11/3,759.62 = 1,892.88/x
  3. Step 3: Cross multiply
    2,511.11x = 3,759.62 × 1,892.88
  4. Step 4: Simplify right side
    2,511.11x = 7,116,500.04
  5. Step 5: Solve for x
    x = 7,116,500.04/2,511.11
  6. Step 6: Final answer
    x = 2,834.00

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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.