Home / 6,910.74-10,366.92-2,231.10

Finding the Fourth Proportional to 6,910.74, 10,366.92 and 2,231.10

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Solution

The fourth proportional to 6,910.74, 10,366.92 and 2,231.10 is: 3,346.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910.74 : 10,366.92 = 2,231.10 : x
  2. Step 2: Convert to fraction form
    6,910.74/10,366.92 = 2,231.10/x
  3. Step 3: Cross multiply
    6,910.74x = 10,366.92 × 2,231.10
  4. Step 4: Simplify right side
    6,910.74x = 23,129,635.21
  5. Step 5: Solve for x
    x = 23,129,635.21/6,910.74
  6. Step 6: Final answer
    x = 3,346.91

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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.