Home / 12,194.64-16,828.52-6,889.44

Finding the Fourth Proportional to 12,194.64, 16,828.52 and 6,889.44

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Solution

The fourth proportional to 12,194.64, 16,828.52 and 6,889.44 is: 9,507.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194.64 : 16,828.52 = 6,889.44 : x
  2. Step 2: Convert to fraction form
    12,194.64/16,828.52 = 6,889.44/x
  3. Step 3: Cross multiply
    12,194.64x = 16,828.52 × 6,889.44
  4. Step 4: Simplify right side
    12,194.64x = 115,939,078.83
  5. Step 5: Solve for x
    x = 115,939,078.83/12,194.64
  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.