Home / 8,125.01-12,183.21-3,738.66

Finding the Fourth Proportional to 8,125.01, 12,183.21 and 3,738.66

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Solution

The fourth proportional to 8,125.01, 12,183.21 and 3,738.66 is: 5,606.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125.01 : 12,183.21 = 3,738.66 : x
  2. Step 2: Convert to fraction form
    8,125.01/12,183.21 = 3,738.66/x
  3. Step 3: Cross multiply
    8,125.01x = 12,183.21 × 3,738.66
  4. Step 4: Simplify right side
    8,125.01x = 45,548,834.21
  5. Step 5: Solve for x
    x = 45,548,834.21/8,125.01
  6. Step 6: Final answer
    x = 5,606.00

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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.