Home / 6,912.92-10,370.97-2,168.81

Finding the Fourth Proportional to 6,912.92, 10,370.97 and 2,168.81

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Solution

The fourth proportional to 6,912.92, 10,370.97 and 2,168.81 is: 3,253.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912.92 : 10,370.97 = 2,168.81 : x
  2. Step 2: Convert to fraction form
    6,912.92/10,370.97 = 2,168.81/x
  3. Step 3: Cross multiply
    6,912.92x = 10,370.97 × 2,168.81
  4. Step 4: Simplify right side
    6,912.92x = 22,492,663.45
  5. Step 5: Solve for x
    x = 22,492,663.45/6,912.92
  6. Step 6: Final answer
    x = 3,253.71

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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.