Home / 6,910.21-10,366.79-2,230.48

Finding the Fourth Proportional to 6,910.21, 10,366.79 and 2,230.48

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Solution

The fourth proportional to 6,910.21, 10,366.79 and 2,230.48 is: 3,346.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910.21 : 10,366.79 = 2,230.48 : x
  2. Step 2: Convert to fraction form
    6,910.21/10,366.79 = 2,230.48/x
  3. Step 3: Cross multiply
    6,910.21x = 10,366.79 × 2,230.48
  4. Step 4: Simplify right side
    6,910.21x = 23,122,919.57
  5. Step 5: Solve for x
    x = 23,122,919.57/6,910.21
  6. Step 6: Final answer
    x = 3,346.20

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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.