Home / 6,074.80-8,383.30-3,422.25

Finding the Fourth Proportional to 6,074.80, 8,383.30 and 3,422.25

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Solution

The fourth proportional to 6,074.80, 8,383.30 and 3,422.25 is: 4,722.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,074.80 : 8,383.30 = 3,422.25 : x
  2. Step 2: Convert to fraction form
    6,074.80/8,383.30 = 3,422.25/x
  3. Step 3: Cross multiply
    6,074.80x = 8,383.30 × 3,422.25
  4. Step 4: Simplify right side
    6,074.80x = 28,689,739.87
  5. Step 5: Solve for x
    x = 28,689,739.87/6,074.80
  6. Step 6: Final answer
    x = 4,722.75

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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.