Home / 1,949.43-2,923.09-1,170.32

Finding the Fourth Proportional to 1,949.43, 2,923.09 and 1,170.32

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Solution

The fourth proportional to 1,949.43, 2,923.09 and 1,170.32 is: 1,754.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949.43 : 2,923.09 = 1,170.32 : x
  2. Step 2: Convert to fraction form
    1,949.43/2,923.09 = 1,170.32/x
  3. Step 3: Cross multiply
    1,949.43x = 2,923.09 × 1,170.32
  4. Step 4: Simplify right side
    1,949.43x = 3,420,933.15
  5. Step 5: Solve for x
    x = 3,420,933.15/1,949.43
  6. Step 6: Final answer
    x = 1,754.83

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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.