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Finding the Fourth Proportional to 4,893.79, 7,333.79 and 3,793

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Solution

The fourth proportional to 4,893.79, 7,333.79 and 3,793 is: 5,684.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893.79 : 7,333.79 = 3,793 : x
  2. Step 2: Convert to fraction form
    4,893.79/7,333.79 = 3,793/x
  3. Step 3: Cross multiply
    4,893.79x = 7,333.79 × 3,793
  4. Step 4: Simplify right side
    4,893.79x = 27,817,046.51
  5. Step 5: Solve for x
    x = 27,817,046.51/4,893.79
  6. Step 6: Final answer
    x = 5,684.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.