Home / 11,883.97-16,399.83-6,579.10

Finding the Fourth Proportional to 11,883.97, 16,399.83 and 6,579.10

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Solution

The fourth proportional to 11,883.97, 16,399.83 and 6,579.10 is: 9,079.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,883.97 : 16,399.83 = 6,579.10 : x
  2. Step 2: Convert to fraction form
    11,883.97/16,399.83 = 6,579.10/x
  3. Step 3: Cross multiply
    11,883.97x = 16,399.83 × 6,579.10
  4. Step 4: Simplify right side
    11,883.97x = 107,896,121.55
  5. Step 5: Solve for x
    x = 107,896,121.55/11,883.97
  6. Step 6: Final answer
    x = 9,079.13

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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.