Home / 3,749.53-5,622.37-2,192.57

Finding the Fourth Proportional to 3,749.53, 5,622.37 and 2,192.57

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Solution

The fourth proportional to 3,749.53, 5,622.37 and 2,192.57 is: 3,287.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.53 : 5,622.37 = 2,192.57 : x
  2. Step 2: Convert to fraction form
    3,749.53/5,622.37 = 2,192.57/x
  3. Step 3: Cross multiply
    3,749.53x = 5,622.37 × 2,192.57
  4. Step 4: Simplify right side
    3,749.53x = 12,327,439.79
  5. Step 5: Solve for x
    x = 12,327,439.79/3,749.53
  6. Step 6: Final answer
    x = 3,287.73

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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.