Home / 2,104.03-2,903.06-1,219.66

Finding the Fourth Proportional to 2,104.03, 2,903.06 and 1,219.66

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Solution

The fourth proportional to 2,104.03, 2,903.06 and 1,219.66 is: 1,682.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104.03 : 2,903.06 = 1,219.66 : x
  2. Step 2: Convert to fraction form
    2,104.03/2,903.06 = 1,219.66/x
  3. Step 3: Cross multiply
    2,104.03x = 2,903.06 × 1,219.66
  4. Step 4: Simplify right side
    2,104.03x = 3,540,735.09
  5. Step 5: Solve for x
    x = 3,540,735.09/2,104.03
  6. Step 6: Final answer
    x = 1,682.84

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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.