Home / 5,236.50-7,226.66-2,997.86

Finding the Fourth Proportional to 5,236.50, 7,226.66 and 2,997.86

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Solution

The fourth proportional to 5,236.50, 7,226.66 and 2,997.86 is: 4,137.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.50 : 7,226.66 = 2,997.86 : x
  2. Step 2: Convert to fraction form
    5,236.50/7,226.66 = 2,997.86/x
  3. Step 3: Cross multiply
    5,236.50x = 7,226.66 × 2,997.86
  4. Step 4: Simplify right side
    5,236.50x = 21,664,463.83
  5. Step 5: Solve for x
    x = 21,664,463.83/5,236.50
  6. Step 6: Final answer
    x = 4,137.20

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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.