Home / 3,611.36-4,984.04-2,194.74

Finding the Fourth Proportional to 3,611.36, 4,984.04 and 2,194.74

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Solution

The fourth proportional to 3,611.36, 4,984.04 and 2,194.74 is: 3,028.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.36 : 4,984.04 = 2,194.74 : x
  2. Step 2: Convert to fraction form
    3,611.36/4,984.04 = 2,194.74/x
  3. Step 3: Cross multiply
    3,611.36x = 4,984.04 × 2,194.74
  4. Step 4: Simplify right side
    3,611.36x = 10,938,660.98
  5. Step 5: Solve for x
    x = 10,938,660.98/3,611.36
  6. Step 6: Final answer
    x = 3,028.96

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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.