Home / 3,313.50-4,572.84-2,192.49

Finding the Fourth Proportional to 3,313.50, 4,572.84 and 2,192.49

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Solution

The fourth proportional to 3,313.50, 4,572.84 and 2,192.49 is: 3,025.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.50 : 4,572.84 = 2,192.49 : x
  2. Step 2: Convert to fraction form
    3,313.50/4,572.84 = 2,192.49/x
  3. Step 3: Cross multiply
    3,313.50x = 4,572.84 × 2,192.49
  4. Step 4: Simplify right side
    3,313.50x = 10,025,905.97
  5. Step 5: Solve for x
    x = 10,025,905.97/3,313.50
  6. Step 6: Final answer
    x = 3,025.78

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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.