Home / 6,801.50-10,199.49-2,119.94

Finding the Fourth Proportional to 6,801.50, 10,199.49 and 2,119.94

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Solution

The fourth proportional to 6,801.50, 10,199.49 and 2,119.94 is: 3,179.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,801.50 : 10,199.49 = 2,119.94 : x
  2. Step 2: Convert to fraction form
    6,801.50/10,199.49 = 2,119.94/x
  3. Step 3: Cross multiply
    6,801.50x = 10,199.49 × 2,119.94
  4. Step 4: Simplify right side
    6,801.50x = 21,622,286.13
  5. Step 5: Solve for x
    x = 21,622,286.13/6,801.50
  6. Step 6: Final answer
    x = 3,179.05

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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.