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Finding the Fourth Proportional to 3,304.75, 4,956.99 and 1,917.09

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Solution

The fourth proportional to 3,304.75, 4,956.99 and 1,917.09 is: 2,875.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,304.75 : 4,956.99 = 1,917.09 : x
  2. Step 2: Convert to fraction form
    3,304.75/4,956.99 = 1,917.09/x
  3. Step 3: Cross multiply
    3,304.75x = 4,956.99 × 1,917.09
  4. Step 4: Simplify right side
    3,304.75x = 9,502,995.96
  5. Step 5: Solve for x
    x = 9,502,995.96/3,304.75
  6. Step 6: Final answer
    x = 2,875.56

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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.