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Finding the Fourth Proportional to 5,524.37, 8,278.98 and 2,922.11

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Solution

The fourth proportional to 5,524.37, 8,278.98 and 2,922.11 is: 4,379.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,524.37 : 8,278.98 = 2,922.11 : x
  2. Step 2: Convert to fraction form
    5,524.37/8,278.98 = 2,922.11/x
  3. Step 3: Cross multiply
    5,524.37x = 8,278.98 × 2,922.11
  4. Step 4: Simplify right side
    5,524.37x = 24,192,090.25
  5. Step 5: Solve for x
    x = 24,192,090.25/5,524.37
  6. Step 6: Final answer
    x = 4,379.16

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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.