Home / 11,894.36-16,414.22-7,415.44

Finding the Fourth Proportional to 11,894.36, 16,414.22 and 7,415.44

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Solution

The fourth proportional to 11,894.36, 16,414.22 and 7,415.44 is: 10,233.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,894.36 : 16,414.22 = 7,415.44 : x
  2. Step 2: Convert to fraction form
    11,894.36/16,414.22 = 7,415.44/x
  3. Step 3: Cross multiply
    11,894.36x = 16,414.22 × 7,415.44
  4. Step 4: Simplify right side
    11,894.36x = 121,718,663.56
  5. Step 5: Solve for x
    x = 121,718,663.56/11,894.36
  6. Step 6: Final answer
    x = 10,233.31

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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.