Home / 2,261.91-3,391.96-944.80

Finding the Fourth Proportional to 2,261.91, 3,391.96 and 944.80

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Solution

The fourth proportional to 2,261.91, 3,391.96 and 944.80 is: 1,416.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261.91 : 3,391.96 = 944.80 : x
  2. Step 2: Convert to fraction form
    2,261.91/3,391.96 = 944.80/x
  3. Step 3: Cross multiply
    2,261.91x = 3,391.96 × 944.80
  4. Step 4: Simplify right side
    2,261.91x = 3,204,723.81
  5. Step 5: Solve for x
    x = 3,204,723.81/2,261.91
  6. Step 6: Final answer
    x = 1,416.82

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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.