Home / 2,133.44-3,198.24-1,104.32

Finding the Fourth Proportional to 2,133.44, 3,198.24 and 1,104.32

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Solution

The fourth proportional to 2,133.44, 3,198.24 and 1,104.32 is: 1,655.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133.44 : 3,198.24 = 1,104.32 : x
  2. Step 2: Convert to fraction form
    2,133.44/3,198.24 = 1,104.32/x
  3. Step 3: Cross multiply
    2,133.44x = 3,198.24 × 1,104.32
  4. Step 4: Simplify right side
    2,133.44x = 3,531,880.40
  5. Step 5: Solve for x
    x = 3,531,880.40/2,133.44
  6. Step 6: Final answer
    x = 1,655.49

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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.