Home / 4,906.21-6,770.00-2,781.99

Finding the Fourth Proportional to 4,906.21, 6,770.00 and 2,781.99

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Solution

The fourth proportional to 4,906.21, 6,770.00 and 2,781.99 is: 3,838.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.21 : 6,770.00 = 2,781.99 : x
  2. Step 2: Convert to fraction form
    4,906.21/6,770.00 = 2,781.99/x
  3. Step 3: Cross multiply
    4,906.21x = 6,770.00 × 2,781.99
  4. Step 4: Simplify right side
    4,906.21x = 18,834,024.54
  5. Step 5: Solve for x
    x = 18,834,024.54/4,906.21
  6. Step 6: Final answer
    x = 3,838.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.