Home / 11,872.13-16,382.12-6,566.22

Finding the Fourth Proportional to 11,872.13, 16,382.12 and 6,566.22

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Solution

The fourth proportional to 11,872.13, 16,382.12 and 6,566.22 is: 9,060.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,872.13 : 16,382.12 = 6,566.22 : x
  2. Step 2: Convert to fraction form
    11,872.13/16,382.12 = 6,566.22/x
  3. Step 3: Cross multiply
    11,872.13x = 16,382.12 × 6,566.22
  4. Step 4: Simplify right side
    11,872.13x = 107,568,571.16
  5. Step 5: Solve for x
    x = 107,568,571.16/11,872.13
  6. Step 6: Final answer
    x = 9,060.60

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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.