Home / 8,199.37-11,314.09-4,662.66

Finding the Fourth Proportional to 8,199.37, 11,314.09 and 4,662.66

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Solution

The fourth proportional to 8,199.37, 11,314.09 and 4,662.66 is: 6,433.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199.37 : 11,314.09 = 4,662.66 : x
  2. Step 2: Convert to fraction form
    8,199.37/11,314.09 = 4,662.66/x
  3. Step 3: Cross multiply
    8,199.37x = 11,314.09 × 4,662.66
  4. Step 4: Simplify right side
    8,199.37x = 52,753,686.65
  5. Step 5: Solve for x
    x = 52,753,686.65/8,199.37
  6. Step 6: Final answer
    x = 6,433.87

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1.5x scale

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.