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Finding the Fourth Proportional to 3,327.84, 4,992.16 and 1,135.96

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Solution

The fourth proportional to 3,327.84, 4,992.16 and 1,135.96 is: 1,704.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.84 : 4,992.16 = 1,135.96 : x
  2. Step 2: Convert to fraction form
    3,327.84/4,992.16 = 1,135.96/x
  3. Step 3: Cross multiply
    3,327.84x = 4,992.16 × 1,135.96
  4. Step 4: Simplify right side
    3,327.84x = 5,670,894.07
  5. Step 5: Solve for x
    x = 5,670,894.07/3,327.84
  6. Step 6: Final answer
    x = 1,704.08

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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.