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Finding the Fourth Proportional to 2,133.06, 3,198.36 and 833.01

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Solution

The fourth proportional to 2,133.06, 3,198.36 and 833.01 is: 1,249.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133.06 : 3,198.36 = 833.01 : x
  2. Step 2: Convert to fraction form
    2,133.06/3,198.36 = 833.01/x
  3. Step 3: Cross multiply
    2,133.06x = 3,198.36 × 833.01
  4. Step 4: Simplify right side
    2,133.06x = 2,664,265.86
  5. Step 5: Solve for x
    x = 2,664,265.86/2,133.06
  6. Step 6: Final answer
    x = 1,249.03

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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.