Home / 3,611.49-4,984.19-2,194.85

Finding the Fourth Proportional to 3,611.49, 4,984.19 and 2,194.85

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Solution

The fourth proportional to 3,611.49, 4,984.19 and 2,194.85 is: 3,029.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.49 : 4,984.19 = 2,194.85 : x
  2. Step 2: Convert to fraction form
    3,611.49/4,984.19 = 2,194.85/x
  3. Step 3: Cross multiply
    3,611.49x = 4,984.19 × 2,194.85
  4. Step 4: Simplify right side
    3,611.49x = 10,939,567.37
  5. Step 5: Solve for x
    x = 10,939,567.37/3,611.49
  6. Step 6: Final answer
    x = 3,029.10

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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.