Home / 3,208.23-4,420.26-2,675.19

Finding the Fourth Proportional to 3,208.23, 4,420.26 and 2,675.19

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Solution

The fourth proportional to 3,208.23, 4,420.26 and 2,675.19 is: 3,685.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208.23 : 4,420.26 = 2,675.19 : x
  2. Step 2: Convert to fraction form
    3,208.23/4,420.26 = 2,675.19/x
  3. Step 3: Cross multiply
    3,208.23x = 4,420.26 × 2,675.19
  4. Step 4: Simplify right side
    3,208.23x = 11,825,035.35
  5. Step 5: Solve for x
    x = 11,825,035.35/3,208.23
  6. Step 6: Final answer
    x = 3,685.84

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Half scale
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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.