Home / 6,238.22-8,608.37-3,405.03

Finding the Fourth Proportional to 6,238.22, 8,608.37 and 3,405.03

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Solution

The fourth proportional to 6,238.22, 8,608.37 and 3,405.03 is: 4,698.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238.22 : 8,608.37 = 3,405.03 : x
  2. Step 2: Convert to fraction form
    6,238.22/8,608.37 = 3,405.03/x
  3. Step 3: Cross multiply
    6,238.22x = 8,608.37 × 3,405.03
  4. Step 4: Simplify right side
    6,238.22x = 29,311,721.56
  5. Step 5: Solve for x
    x = 29,311,721.56/6,238.22
  6. Step 6: Final answer
    x = 4,698.74

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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.