Home / 4,021.06-5,548.56-2,228.39

Finding the Fourth Proportional to 4,021.06, 5,548.56 and 2,228.39

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Solution

The fourth proportional to 4,021.06, 5,548.56 and 2,228.39 is: 3,074.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.06 : 5,548.56 = 2,228.39 : x
  2. Step 2: Convert to fraction form
    4,021.06/5,548.56 = 2,228.39/x
  3. Step 3: Cross multiply
    4,021.06x = 5,548.56 × 2,228.39
  4. Step 4: Simplify right side
    4,021.06x = 12,364,355.62
  5. Step 5: Solve for x
    x = 12,364,355.62/4,021.06
  6. Step 6: Final answer
    x = 3,074.90

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Half scale
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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.