Home / 3,801.26-5,246.61-2,229.86

Finding the Fourth Proportional to 3,801.26, 5,246.61 and 2,229.86

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Solution

The fourth proportional to 3,801.26, 5,246.61 and 2,229.86 is: 3,077.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801.26 : 5,246.61 = 2,229.86 : x
  2. Step 2: Convert to fraction form
    3,801.26/5,246.61 = 2,229.86/x
  3. Step 3: Cross multiply
    3,801.26x = 5,246.61 × 2,229.86
  4. Step 4: Simplify right side
    3,801.26x = 11,699,218.89
  5. Step 5: Solve for x
    x = 11,699,218.89/3,801.26
  6. Step 6: Final answer
    x = 3,077.72

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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.