Home / 5,822.20-8,039.97-3,698.41

Finding the Fourth Proportional to 5,822.20, 8,039.97 and 3,698.41

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Solution

The fourth proportional to 5,822.20, 8,039.97 and 3,698.41 is: 5,107.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,822.20 : 8,039.97 = 3,698.41 : x
  2. Step 2: Convert to fraction form
    5,822.20/8,039.97 = 3,698.41/x
  3. Step 3: Cross multiply
    5,822.20x = 8,039.97 × 3,698.41
  4. Step 4: Simplify right side
    5,822.20x = 29,735,140.22
  5. Step 5: Solve for x
    x = 29,735,140.22/5,822.20
  6. Step 6: Final answer
    x = 5,107.20

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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.