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Finding the Fourth Proportional to 5,016.66, 6,923.22 and 3,027.90

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Solution

The fourth proportional to 5,016.66, 6,923.22 and 3,027.90 is: 4,178.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,016.66 : 6,923.22 = 3,027.90 : x
  2. Step 2: Convert to fraction form
    5,016.66/6,923.22 = 3,027.90/x
  3. Step 3: Cross multiply
    5,016.66x = 6,923.22 × 3,027.90
  4. Step 4: Simplify right side
    5,016.66x = 20,962,817.84
  5. Step 5: Solve for x
    x = 20,962,817.84/5,016.66
  6. Step 6: Final answer
    x = 4,178.64

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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.