Home / 3,770.19-5,201.61-2,277.54

Finding the Fourth Proportional to 3,770.19, 5,201.61 and 2,277.54

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Solution

The fourth proportional to 3,770.19, 5,201.61 and 2,277.54 is: 3,142.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.19 : 5,201.61 = 2,277.54 : x
  2. Step 2: Convert to fraction form
    3,770.19/5,201.61 = 2,277.54/x
  3. Step 3: Cross multiply
    3,770.19x = 5,201.61 × 2,277.54
  4. Step 4: Simplify right side
    3,770.19x = 11,846,874.84
  5. Step 5: Solve for x
    x = 11,846,874.84/3,770.19
  6. Step 6: Final answer
    x = 3,142.25

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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.