Home / 3,994.20-5,975.28-3,452.22

Finding the Fourth Proportional to 3,994.20, 5,975.28 and 3,452.22

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Solution

The fourth proportional to 3,994.20, 5,975.28 and 3,452.22 is: 5,164.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994.20 : 5,975.28 = 3,452.22 : x
  2. Step 2: Convert to fraction form
    3,994.20/5,975.28 = 3,452.22/x
  3. Step 3: Cross multiply
    3,994.20x = 5,975.28 × 3,452.22
  4. Step 4: Simplify right side
    3,994.20x = 20,627,981.12
  5. Step 5: Solve for x
    x = 20,627,981.12/3,994.20
  6. Step 6: Final answer
    x = 5,164.48

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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.