Home / 3,453.22-5,179.02-1,372.33

Finding the Fourth Proportional to 3,453.22, 5,179.02 and 1,372.33

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Solution

The fourth proportional to 3,453.22, 5,179.02 and 1,372.33 is: 2,058.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.22 : 5,179.02 = 1,372.33 : x
  2. Step 2: Convert to fraction form
    3,453.22/5,179.02 = 1,372.33/x
  3. Step 3: Cross multiply
    3,453.22x = 5,179.02 × 1,372.33
  4. Step 4: Simplify right side
    3,453.22x = 7,107,324.52
  5. Step 5: Solve for x
    x = 7,107,324.52/3,453.22
  6. Step 6: Final answer
    x = 2,058.17

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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.