Home / 3,771.36-5,652.94-3,221.88

Finding the Fourth Proportional to 3,771.36, 5,652.94 and 3,221.88

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Solution

The fourth proportional to 3,771.36, 5,652.94 and 3,221.88 is: 4,829.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.36 : 5,652.94 = 3,221.88 : x
  2. Step 2: Convert to fraction form
    3,771.36/5,652.94 = 3,221.88/x
  3. Step 3: Cross multiply
    3,771.36x = 5,652.94 × 3,221.88
  4. Step 4: Simplify right side
    3,771.36x = 18,213,094.33
  5. Step 5: Solve for x
    x = 18,213,094.33/3,771.36
  6. Step 6: Final answer
    x = 4,829.32

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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.