Home / 6,912.07-10,367.09-3,401.15

Finding the Fourth Proportional to 6,912.07, 10,367.09 and 3,401.15

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Solution

The fourth proportional to 6,912.07, 10,367.09 and 3,401.15 is: 5,101.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912.07 : 10,367.09 = 3,401.15 : x
  2. Step 2: Convert to fraction form
    6,912.07/10,367.09 = 3,401.15/x
  3. Step 3: Cross multiply
    6,912.07x = 10,367.09 × 3,401.15
  4. Step 4: Simplify right side
    6,912.07x = 35,259,972.07
  5. Step 5: Solve for x
    x = 35,259,972.07/6,912.07
  6. Step 6: Final answer
    x = 5,101.22

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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.