Home / 12,194.08-16,827.21-6,889.66

Finding the Fourth Proportional to 12,194.08, 16,827.21 and 6,889.66

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Solution

The fourth proportional to 12,194.08, 16,827.21 and 6,889.66 is: 9,507.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194.08 : 16,827.21 = 6,889.66 : x
  2. Step 2: Convert to fraction form
    12,194.08/16,827.21 = 6,889.66/x
  3. Step 3: Cross multiply
    12,194.08x = 16,827.21 × 6,889.66
  4. Step 4: Simplify right side
    12,194.08x = 115,933,713.58
  5. Step 5: Solve for x
    x = 115,933,713.58/12,194.08
  6. Step 6: Final answer
    x = 9,507.38

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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.