Home / 8,150.18-12,216.44-3,993

Finding the Fourth Proportional to 8,150.18, 12,216.44 and 3,993

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Solution

The fourth proportional to 8,150.18, 12,216.44 and 3,993 is: 5,985.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,150.18 : 12,216.44 = 3,993 : x
  2. Step 2: Convert to fraction form
    8,150.18/12,216.44 = 3,993/x
  3. Step 3: Cross multiply
    8,150.18x = 12,216.44 × 3,993
  4. Step 4: Simplify right side
    8,150.18x = 48,780,244.92
  5. Step 5: Solve for x
    x = 48,780,244.92/8,150.18
  6. Step 6: Final answer
    x = 5,985.17

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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.