Home / 6,932.92-10,399.26-1,738.72

Finding the Fourth Proportional to 6,932.92, 10,399.26 and 1,738.72

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Solution

The fourth proportional to 6,932.92, 10,399.26 and 1,738.72 is: 2,608.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,932.92 : 10,399.26 = 1,738.72 : x
  2. Step 2: Convert to fraction form
    6,932.92/10,399.26 = 1,738.72/x
  3. Step 3: Cross multiply
    6,932.92x = 10,399.26 × 1,738.72
  4. Step 4: Simplify right side
    6,932.92x = 18,081,401.35
  5. Step 5: Solve for x
    x = 18,081,401.35/6,932.92
  6. Step 6: Final answer
    x = 2,608.05

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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.