Home / 11,727.33-16,183.58-6,422.10

Finding the Fourth Proportional to 11,727.33, 16,183.58 and 6,422.10

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Solution

The fourth proportional to 11,727.33, 16,183.58 and 6,422.10 is: 8,862.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,727.33 : 16,183.58 = 6,422.10 : x
  2. Step 2: Convert to fraction form
    11,727.33/16,183.58 = 6,422.10/x
  3. Step 3: Cross multiply
    11,727.33x = 16,183.58 × 6,422.10
  4. Step 4: Simplify right side
    11,727.33x = 103,932,537.01
  5. Step 5: Solve for x
    x = 103,932,537.01/11,727.33
  6. Step 6: Final answer
    x = 8,862.42

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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.