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Finding the Fourth Proportional to 2,794.62, 4,192.46 and 1,333.88

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Solution

The fourth proportional to 2,794.62, 4,192.46 and 1,333.88 is: 2,001.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794.62 : 4,192.46 = 1,333.88 : x
  2. Step 2: Convert to fraction form
    2,794.62/4,192.46 = 1,333.88/x
  3. Step 3: Cross multiply
    2,794.62x = 4,192.46 × 1,333.88
  4. Step 4: Simplify right side
    2,794.62x = 5,592,210.91
  5. Step 5: Solve for x
    x = 5,592,210.91/2,794.62
  6. Step 6: Final answer
    x = 2,001.06

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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.