Home / 4,208.80-6,300.24-3,949.60

Finding the Fourth Proportional to 4,208.80, 6,300.24 and 3,949.60

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Solution

The fourth proportional to 4,208.80, 6,300.24 and 3,949.60 is: 5,912.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,208.80 : 6,300.24 = 3,949.60 : x
  2. Step 2: Convert to fraction form
    4,208.80/6,300.24 = 3,949.60/x
  3. Step 3: Cross multiply
    4,208.80x = 6,300.24 × 3,949.60
  4. Step 4: Simplify right side
    4,208.80x = 24,883,427.90
  5. Step 5: Solve for x
    x = 24,883,427.90/4,208.80
  6. Step 6: Final answer
    x = 5,912.24

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1.5x scale

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.