Home / 1,192.05-1,789.29-1,133.73

Finding the Fourth Proportional to 1,192.05, 1,789.29 and 1,133.73

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Solution

The fourth proportional to 1,192.05, 1,789.29 and 1,133.73 is: 1,701.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192.05 : 1,789.29 = 1,133.73 : x
  2. Step 2: Convert to fraction form
    1,192.05/1,789.29 = 1,133.73/x
  3. Step 3: Cross multiply
    1,192.05x = 1,789.29 × 1,133.73
  4. Step 4: Simplify right side
    1,192.05x = 2,028,571.75
  5. Step 5: Solve for x
    x = 2,028,571.75/1,192.05
  6. Step 6: Final answer
    x = 1,701.75

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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.