Home / 4,027.68-5,558.76-2,912.22

Finding the Fourth Proportional to 4,027.68, 5,558.76 and 2,912.22

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Solution

The fourth proportional to 4,027.68, 5,558.76 and 2,912.22 is: 4,019.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,027.68 : 5,558.76 = 2,912.22 : x
  2. Step 2: Convert to fraction form
    4,027.68/5,558.76 = 2,912.22/x
  3. Step 3: Cross multiply
    4,027.68x = 5,558.76 × 2,912.22
  4. Step 4: Simplify right side
    4,027.68x = 16,188,332.05
  5. Step 5: Solve for x
    x = 16,188,332.05/4,027.68
  6. Step 6: Final answer
    x = 4,019.27

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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.