Home / 3,168.26-4,371.81-1,842.26

Finding the Fourth Proportional to 3,168.26, 4,371.81 and 1,842.26

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Solution

The fourth proportional to 3,168.26, 4,371.81 and 1,842.26 is: 2,542.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.26 : 4,371.81 = 1,842.26 : x
  2. Step 2: Convert to fraction form
    3,168.26/4,371.81 = 1,842.26/x
  3. Step 3: Cross multiply
    3,168.26x = 4,371.81 × 1,842.26
  4. Step 4: Simplify right side
    3,168.26x = 8,054,010.69
  5. Step 5: Solve for x
    x = 8,054,010.69/3,168.26
  6. Step 6: Final answer
    x = 2,542.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.