Home / 11,625.45-16,043.19-6,845.60

Finding the Fourth Proportional to 11,625.45, 16,043.19 and 6,845.60

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Solution

The fourth proportional to 11,625.45, 16,043.19 and 6,845.60 is: 9,446.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,625.45 : 16,043.19 = 6,845.60 : x
  2. Step 2: Convert to fraction form
    11,625.45/16,043.19 = 6,845.60/x
  3. Step 3: Cross multiply
    11,625.45x = 16,043.19 × 6,845.60
  4. Step 4: Simplify right side
    11,625.45x = 109,825,227.24
  5. Step 5: Solve for x
    x = 109,825,227.24/11,625.45
  6. Step 6: Final answer
    x = 9,446.97

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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.