Home / 8,828.80-12,183.82-4,849.81

Finding the Fourth Proportional to 8,828.80, 12,183.82 and 4,849.81

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Solution

The fourth proportional to 8,828.80, 12,183.82 and 4,849.81 is: 6,692.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.80 : 12,183.82 = 4,849.81 : x
  2. Step 2: Convert to fraction form
    8,828.80/12,183.82 = 4,849.81/x
  3. Step 3: Cross multiply
    8,828.80x = 12,183.82 × 4,849.81
  4. Step 4: Simplify right side
    8,828.80x = 59,089,169.49
  5. Step 5: Solve for x
    x = 59,089,169.49/8,828.80
  6. Step 6: Final answer
    x = 6,692.78

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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.