Home / 10,910.43-15,055.88-6,194.61

Finding the Fourth Proportional to 10,910.43, 15,055.88 and 6,194.61

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Solution

The fourth proportional to 10,910.43, 15,055.88 and 6,194.61 is: 8,548.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,910.43 : 15,055.88 = 6,194.61 : x
  2. Step 2: Convert to fraction form
    10,910.43/15,055.88 = 6,194.61/x
  3. Step 3: Cross multiply
    10,910.43x = 15,055.88 × 6,194.61
  4. Step 4: Simplify right side
    10,910.43x = 93,265,273.83
  5. Step 5: Solve for x
    x = 93,265,273.83/10,910.43
  6. Step 6: Final answer
    x = 8,548.27

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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.