Home / 6,736.13-10,105.82-2,119.13

Finding the Fourth Proportional to 6,736.13, 10,105.82 and 2,119.13

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Solution

The fourth proportional to 6,736.13, 10,105.82 and 2,119.13 is: 3,179.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,736.13 : 10,105.82 = 2,119.13 : x
  2. Step 2: Convert to fraction form
    6,736.13/10,105.82 = 2,119.13/x
  3. Step 3: Cross multiply
    6,736.13x = 10,105.82 × 2,119.13
  4. Step 4: Simplify right side
    6,736.13x = 21,415,485.21
  5. Step 5: Solve for x
    x = 21,415,485.21/6,736.13
  6. Step 6: Final answer
    x = 3,179.20

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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.