Home / 3,313.28-4,571.03-1,896.20

Finding the Fourth Proportional to 3,313.28, 4,571.03 and 1,896.20

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Solution

The fourth proportional to 3,313.28, 4,571.03 and 1,896.20 is: 2,616.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.28 : 4,571.03 = 1,896.20 : x
  2. Step 2: Convert to fraction form
    3,313.28/4,571.03 = 1,896.20/x
  3. Step 3: Cross multiply
    3,313.28x = 4,571.03 × 1,896.20
  4. Step 4: Simplify right side
    3,313.28x = 8,667,589.03
  5. Step 5: Solve for x
    x = 8,667,589.03/3,313.28
  6. Step 6: Final answer
    x = 2,616.02

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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.