Home / 6,200.82-8,555.93-3,960.97

Finding the Fourth Proportional to 6,200.82, 8,555.93 and 3,960.97

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Solution

The fourth proportional to 6,200.82, 8,555.93 and 3,960.97 is: 5,465.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,200.82 : 8,555.93 = 3,960.97 : x
  2. Step 2: Convert to fraction form
    6,200.82/8,555.93 = 3,960.97/x
  3. Step 3: Cross multiply
    6,200.82x = 8,555.93 × 3,960.97
  4. Step 4: Simplify right side
    6,200.82x = 33,889,755.71
  5. Step 5: Solve for x
    x = 33,889,755.71/6,200.82
  6. Step 6: Final answer
    x = 5,465.37

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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.