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Finding the Fourth Proportional to 3,334.74, 4,999.35 and 1,944.66

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Solution

The fourth proportional to 3,334.74, 4,999.35 and 1,944.66 is: 2,915.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334.74 : 4,999.35 = 1,944.66 : x
  2. Step 2: Convert to fraction form
    3,334.74/4,999.35 = 1,944.66/x
  3. Step 3: Cross multiply
    3,334.74x = 4,999.35 × 1,944.66
  4. Step 4: Simplify right side
    3,334.74x = 9,722,035.97
  5. Step 5: Solve for x
    x = 9,722,035.97/3,334.74
  6. Step 6: Final answer
    x = 2,915.38

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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.