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Finding the Fourth Proportional to 3,305.84, 4,958.48 and 1,224.86

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Solution

The fourth proportional to 3,305.84, 4,958.48 and 1,224.86 is: 1,837.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.84 : 4,958.48 = 1,224.86 : x
  2. Step 2: Convert to fraction form
    3,305.84/4,958.48 = 1,224.86/x
  3. Step 3: Cross multiply
    3,305.84x = 4,958.48 × 1,224.86
  4. Step 4: Simplify right side
    3,305.84x = 6,073,422.08
  5. Step 5: Solve for x
    x = 6,073,422.08/3,305.84
  6. Step 6: Final answer
    x = 1,837.18

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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.