Home / 6,157.39-9,238.05-2,205.98

Finding the Fourth Proportional to 6,157.39, 9,238.05 and 2,205.98

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Solution

The fourth proportional to 6,157.39, 9,238.05 and 2,205.98 is: 3,309.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,157.39 : 9,238.05 = 2,205.98 : x
  2. Step 2: Convert to fraction form
    6,157.39/9,238.05 = 2,205.98/x
  3. Step 3: Cross multiply
    6,157.39x = 9,238.05 × 2,205.98
  4. Step 4: Simplify right side
    6,157.39x = 20,378,976.63
  5. Step 5: Solve for x
    x = 20,378,976.63/6,157.39
  6. Step 6: Final answer
    x = 3,309.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.