Home / 2,073.94-3,110.91-1,197.78

Finding the Fourth Proportional to 2,073.94, 3,110.91 and 1,197.78

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Solution

The fourth proportional to 2,073.94, 3,110.91 and 1,197.78 is: 1,796.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073.94 : 3,110.91 = 1,197.78 : x
  2. Step 2: Convert to fraction form
    2,073.94/3,110.91 = 1,197.78/x
  3. Step 3: Cross multiply
    2,073.94x = 3,110.91 × 1,197.78
  4. Step 4: Simplify right side
    2,073.94x = 3,726,185.78
  5. Step 5: Solve for x
    x = 3,726,185.78/2,073.94
  6. Step 6: Final answer
    x = 1,796.67

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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.