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Finding the Fourth Proportional to 4,843.36, 7,268 and 3,204.64

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Solution

The fourth proportional to 4,843.36, 7,268 and 3,204.64 is: 4,808.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,843.36 : 7,268 = 3,204.64 : x
  2. Step 2: Convert to fraction form
    4,843.36/7,268 = 3,204.64/x
  3. Step 3: Cross multiply
    4,843.36x = 7,268 × 3,204.64
  4. Step 4: Simplify right side
    4,843.36x = 23,291,323.52
  5. Step 5: Solve for x
    x = 23,291,323.52/4,843.36
  6. Step 6: Final answer
    x = 4,808.92

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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.