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Finding the Fourth Proportional to 3,310.43, 4,964.11 and 1,924.16

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Solution

The fourth proportional to 3,310.43, 4,964.11 and 1,924.16 is: 2,885.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.43 : 4,964.11 = 1,924.16 : x
  2. Step 2: Convert to fraction form
    3,310.43/4,964.11 = 1,924.16/x
  3. Step 3: Cross multiply
    3,310.43x = 4,964.11 × 1,924.16
  4. Step 4: Simplify right side
    3,310.43x = 9,551,712.27
  5. Step 5: Solve for x
    x = 9,551,712.27/3,310.43
  6. Step 6: Final answer
    x = 2,885.34

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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.