Home / 10,828.14-14,942.94-6,351.97

Finding the Fourth Proportional to 10,828.14, 14,942.94 and 6,351.97

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Solution

The fourth proportional to 10,828.14, 14,942.94 and 6,351.97 is: 8,765.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,828.14 : 14,942.94 = 6,351.97 : x
  2. Step 2: Convert to fraction form
    10,828.14/14,942.94 = 6,351.97/x
  3. Step 3: Cross multiply
    10,828.14x = 14,942.94 × 6,351.97
  4. Step 4: Simplify right side
    10,828.14x = 94,917,053.13
  5. Step 5: Solve for x
    x = 94,917,053.13/10,828.14
  6. Step 6: Final answer
    x = 8,765.78

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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.