Home / 2,261.66-3,391.58-944.55

Finding the Fourth Proportional to 2,261.66, 3,391.58 and 944.55

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Solution

The fourth proportional to 2,261.66, 3,391.58 and 944.55 is: 1,416.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261.66 : 3,391.58 = 944.55 : x
  2. Step 2: Convert to fraction form
    2,261.66/3,391.58 = 944.55/x
  3. Step 3: Cross multiply
    2,261.66x = 3,391.58 × 944.55
  4. Step 4: Simplify right side
    2,261.66x = 3,203,519.25
  5. Step 5: Solve for x
    x = 3,203,519.25/2,261.66
  6. Step 6: Final answer
    x = 1,416.44

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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.