Home / 2,003.46-2,764.49-1,119.09

Finding the Fourth Proportional to 2,003.46, 2,764.49 and 1,119.09

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Solution

The fourth proportional to 2,003.46, 2,764.49 and 1,119.09 is: 1,544.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003.46 : 2,764.49 = 1,119.09 : x
  2. Step 2: Convert to fraction form
    2,003.46/2,764.49 = 1,119.09/x
  3. Step 3: Cross multiply
    2,003.46x = 2,764.49 × 1,119.09
  4. Step 4: Simplify right side
    2,003.46x = 3,093,713.11
  5. Step 5: Solve for x
    x = 3,093,713.11/2,003.46
  6. Step 6: Final answer
    x = 1,544.19

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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.