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Finding the Fourth Proportional to 5,366.77, 8,048.98 and 2,731.48

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Solution

The fourth proportional to 5,366.77, 8,048.98 and 2,731.48 is: 4,096.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,366.77 : 8,048.98 = 2,731.48 : x
  2. Step 2: Convert to fraction form
    5,366.77/8,048.98 = 2,731.48/x
  3. Step 3: Cross multiply
    5,366.77x = 8,048.98 × 2,731.48
  4. Step 4: Simplify right side
    5,366.77x = 21,985,611.18
  5. Step 5: Solve for x
    x = 21,985,611.18/5,366.77
  6. Step 6: Final answer
    x = 4,096.62

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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.