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Finding the Fourth Proportional to 5,283.27, 7,927.04 and 1,997.30

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Solution

The fourth proportional to 5,283.27, 7,927.04 and 1,997.30 is: 2,996.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,283.27 : 7,927.04 = 1,997.30 : x
  2. Step 2: Convert to fraction form
    5,283.27/7,927.04 = 1,997.30/x
  3. Step 3: Cross multiply
    5,283.27x = 7,927.04 × 1,997.30
  4. Step 4: Simplify right side
    5,283.27x = 15,832,701.80
  5. Step 5: Solve for x
    x = 15,832,701.80/5,283.27
  6. Step 6: Final answer
    x = 2,996.76

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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.