Home / 4,213.62-5,813.37-2,722.55

Finding the Fourth Proportional to 4,213.62, 5,813.37 and 2,722.55

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Solution

The fourth proportional to 4,213.62, 5,813.37 and 2,722.55 is: 3,756.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.62 : 5,813.37 = 2,722.55 : x
  2. Step 2: Convert to fraction form
    4,213.62/5,813.37 = 2,722.55/x
  3. Step 3: Cross multiply
    4,213.62x = 5,813.37 × 2,722.55
  4. Step 4: Simplify right side
    4,213.62x = 15,827,161.43
  5. Step 5: Solve for x
    x = 15,827,161.43/4,213.62
  6. Step 6: Final answer
    x = 3,756.19

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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.