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Finding the Fourth Proportional to 2,793.94, 3,855.81 and 1,551.94

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Solution

The fourth proportional to 2,793.94, 3,855.81 and 1,551.94 is: 2,141.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793.94 : 3,855.81 = 1,551.94 : x
  2. Step 2: Convert to fraction form
    2,793.94/3,855.81 = 1,551.94/x
  3. Step 3: Cross multiply
    2,793.94x = 3,855.81 × 1,551.94
  4. Step 4: Simplify right side
    2,793.94x = 5,983,985.77
  5. Step 5: Solve for x
    x = 5,983,985.77/2,793.94
  6. Step 6: Final answer
    x = 2,141.77

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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.