Home / 3,722.60-5,137.22-2,043.97

Finding the Fourth Proportional to 3,722.60, 5,137.22 and 2,043.97

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Solution

The fourth proportional to 3,722.60, 5,137.22 and 2,043.97 is: 2,820.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.60 : 5,137.22 = 2,043.97 : x
  2. Step 2: Convert to fraction form
    3,722.60/5,137.22 = 2,043.97/x
  3. Step 3: Cross multiply
    3,722.60x = 5,137.22 × 2,043.97
  4. Step 4: Simplify right side
    3,722.60x = 10,500,315.83
  5. Step 5: Solve for x
    x = 10,500,315.83/3,722.60
  6. Step 6: Final answer
    x = 2,820.69

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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.