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Finding the Fourth Proportional to 3,994.22, 5,975.27 and 3,452.22

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Solution

The fourth proportional to 3,994.22, 5,975.27 and 3,452.22 is: 5,164.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994.22 : 5,975.27 = 3,452.22 : x
  2. Step 2: Convert to fraction form
    3,994.22/5,975.27 = 3,452.22/x
  3. Step 3: Cross multiply
    3,994.22x = 5,975.27 × 3,452.22
  4. Step 4: Simplify right side
    3,994.22x = 20,627,946.60
  5. Step 5: Solve for x
    x = 20,627,946.60/3,994.22
  6. Step 6: Final answer
    x = 5,164.45

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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.