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Finding the Fourth Proportional to 5,193.66, 7,792.77 and 2,727.92

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Solution

The fourth proportional to 5,193.66, 7,792.77 and 2,727.92 is: 4,093.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.66 : 7,792.77 = 2,727.92 : x
  2. Step 2: Convert to fraction form
    5,193.66/7,792.77 = 2,727.92/x
  3. Step 3: Cross multiply
    5,193.66x = 7,792.77 × 2,727.92
  4. Step 4: Simplify right side
    5,193.66x = 21,258,000.53
  5. Step 5: Solve for x
    x = 21,258,000.53/5,193.66
  6. Step 6: Final answer
    x = 4,093.07

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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.