Home / 12,194.36-16,828.18-6,889.17

Finding the Fourth Proportional to 12,194.36, 16,828.18 and 6,889.17

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Solution

The fourth proportional to 12,194.36, 16,828.18 and 6,889.17 is: 9,507.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194.36 : 16,828.18 = 6,889.17 : x
  2. Step 2: Convert to fraction form
    12,194.36/16,828.18 = 6,889.17/x
  3. Step 3: Cross multiply
    12,194.36x = 16,828.18 × 6,889.17
  4. Step 4: Simplify right side
    12,194.36x = 115,932,175.59
  5. Step 5: Solve for x
    x = 115,932,175.59/12,194.36
  6. Step 6: Final answer
    x = 9,507.04

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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.