Home / 1,944.57-2,683.41-1,105.16

Finding the Fourth Proportional to 1,944.57, 2,683.41 and 1,105.16

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Solution

The fourth proportional to 1,944.57, 2,683.41 and 1,105.16 is: 1,525.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944.57 : 2,683.41 = 1,105.16 : x
  2. Step 2: Convert to fraction form
    1,944.57/2,683.41 = 1,105.16/x
  3. Step 3: Cross multiply
    1,944.57x = 2,683.41 × 1,105.16
  4. Step 4: Simplify right side
    1,944.57x = 2,965,597.40
  5. Step 5: Solve for x
    x = 2,965,597.40/1,944.57
  6. Step 6: Final answer
    x = 1,525.07

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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.