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Finding the Fourth Proportional to 9,262.44, 13,889.46 and 3,994.96

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Solution

The fourth proportional to 9,262.44, 13,889.46 and 3,994.96 is: 5,990.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,262.44 : 13,889.46 = 3,994.96 : x
  2. Step 2: Convert to fraction form
    9,262.44/13,889.46 = 3,994.96/x
  3. Step 3: Cross multiply
    9,262.44x = 13,889.46 × 3,994.96
  4. Step 4: Simplify right side
    9,262.44x = 55,487,837.12
  5. Step 5: Solve for x
    x = 55,487,837.12/9,262.44
  6. Step 6: Final answer
    x = 5,990.63

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1.5x scale

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.