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Finding the Fourth Proportional to 3,353.66, 5,027.39 and 3,076.84

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Solution

The fourth proportional to 3,353.66, 5,027.39 and 3,076.84 is: 4,612.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.66 : 5,027.39 = 3,076.84 : x
  2. Step 2: Convert to fraction form
    3,353.66/5,027.39 = 3,076.84/x
  3. Step 3: Cross multiply
    3,353.66x = 5,027.39 × 3,076.84
  4. Step 4: Simplify right side
    3,353.66x = 15,468,474.65
  5. Step 5: Solve for x
    x = 15,468,474.65/3,353.66
  6. Step 6: Final answer
    x = 4,612.42

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1.5x scale

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.