Home / 3,962.70-5,468.56-2,194.34

Finding the Fourth Proportional to 3,962.70, 5,468.56 and 2,194.34

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Solution

The fourth proportional to 3,962.70, 5,468.56 and 2,194.34 is: 3,028.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.70 : 5,468.56 = 2,194.34 : x
  2. Step 2: Convert to fraction form
    3,962.70/5,468.56 = 2,194.34/x
  3. Step 3: Cross multiply
    3,962.70x = 5,468.56 × 2,194.34
  4. Step 4: Simplify right side
    3,962.70x = 11,999,879.95
  5. Step 5: Solve for x
    x = 11,999,879.95/3,962.70
  6. Step 6: Final answer
    x = 3,028.21

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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.