Home / 1,944.07-2,683.26-1,105.25

Finding the Fourth Proportional to 1,944.07, 2,683.26 and 1,105.25

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Solution

The fourth proportional to 1,944.07, 2,683.26 and 1,105.25 is: 1,525.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944.07 : 2,683.26 = 1,105.25 : x
  2. Step 2: Convert to fraction form
    1,944.07/2,683.26 = 1,105.25/x
  3. Step 3: Cross multiply
    1,944.07x = 2,683.26 × 1,105.25
  4. Step 4: Simplify right side
    1,944.07x = 2,965,659.70
  5. Step 5: Solve for x
    x = 2,965,659.70/1,944.07
  6. Step 6: Final answer
    x = 1,525.49

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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.