Home / 4,040.43-5,575.77-2,272.02

Finding the Fourth Proportional to 4,040.43, 5,575.77 and 2,272.02

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Solution

The fourth proportional to 4,040.43, 5,575.77 and 2,272.02 is: 3,135.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.43 : 5,575.77 = 2,272.02 : x
  2. Step 2: Convert to fraction form
    4,040.43/5,575.77 = 2,272.02/x
  3. Step 3: Cross multiply
    4,040.43x = 5,575.77 × 2,272.02
  4. Step 4: Simplify right side
    4,040.43x = 12,668,260.96
  5. Step 5: Solve for x
    x = 12,668,260.96/4,040.43
  6. Step 6: Final answer
    x = 3,135.37

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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.