Home / 6,906.06-10,351.63-3,391.98

Finding the Fourth Proportional to 6,906.06, 10,351.63 and 3,391.98

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Solution

The fourth proportional to 6,906.06, 10,351.63 and 3,391.98 is: 5,084.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,906.06 : 10,351.63 = 3,391.98 : x
  2. Step 2: Convert to fraction form
    6,906.06/10,351.63 = 3,391.98/x
  3. Step 3: Cross multiply
    6,906.06x = 10,351.63 × 3,391.98
  4. Step 4: Simplify right side
    6,906.06x = 35,112,521.93
  5. Step 5: Solve for x
    x = 35,112,521.93/6,906.06
  6. Step 6: Final answer
    x = 5,084.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.