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Finding the Fourth Proportional to 5,737.44, 7,917.57 and 3,379.98

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Solution

The fourth proportional to 5,737.44, 7,917.57 and 3,379.98 is: 4,664.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,737.44 : 7,917.57 = 3,379.98 : x
  2. Step 2: Convert to fraction form
    5,737.44/7,917.57 = 3,379.98/x
  3. Step 3: Cross multiply
    5,737.44x = 7,917.57 × 3,379.98
  4. Step 4: Simplify right side
    5,737.44x = 26,761,228.25
  5. Step 5: Solve for x
    x = 26,761,228.25/5,737.44
  6. Step 6: Final answer
    x = 4,664.32

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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.