Home / 3,249.45-4,483.35-2,069.55

Finding the Fourth Proportional to 3,249.45, 4,483.35 and 2,069.55

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Solution

The fourth proportional to 3,249.45, 4,483.35 and 2,069.55 is: 2,855.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.45 : 4,483.35 = 2,069.55 : x
  2. Step 2: Convert to fraction form
    3,249.45/4,483.35 = 2,069.55/x
  3. Step 3: Cross multiply
    3,249.45x = 4,483.35 × 2,069.55
  4. Step 4: Simplify right side
    3,249.45x = 9,278,516.99
  5. Step 5: Solve for x
    x = 9,278,516.99/3,249.45
  6. Step 6: Final answer
    x = 2,855.41

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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.