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Finding the Fourth Proportional to 4,997.70, 6,893.71 and 3,579.39

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Solution

The fourth proportional to 4,997.70, 6,893.71 and 3,579.39 is: 4,937.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.70 : 6,893.71 = 3,579.39 : x
  2. Step 2: Convert to fraction form
    4,997.70/6,893.71 = 3,579.39/x
  3. Step 3: Cross multiply
    4,997.70x = 6,893.71 × 3,579.39
  4. Step 4: Simplify right side
    4,997.70x = 24,675,267.69
  5. Step 5: Solve for x
    x = 24,675,267.69/4,997.70
  6. Step 6: Final answer
    x = 4,937.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.