Home / 2,219.74-3,331.67-1,600.56

Finding the Fourth Proportional to 2,219.74, 3,331.67 and 1,600.56

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Solution

The fourth proportional to 2,219.74, 3,331.67 and 1,600.56 is: 2,402.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219.74 : 3,331.67 = 1,600.56 : x
  2. Step 2: Convert to fraction form
    2,219.74/3,331.67 = 1,600.56/x
  3. Step 3: Cross multiply
    2,219.74x = 3,331.67 × 1,600.56
  4. Step 4: Simplify right side
    2,219.74x = 5,332,529.73
  5. Step 5: Solve for x
    x = 5,332,529.73/2,219.74
  6. Step 6: Final answer
    x = 2,402.32

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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.