Home / 2,203.26-3,040.33-1,319.07

Finding the Fourth Proportional to 2,203.26, 3,040.33 and 1,319.07

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Solution

The fourth proportional to 2,203.26, 3,040.33 and 1,319.07 is: 1,820.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203.26 : 3,040.33 = 1,319.07 : x
  2. Step 2: Convert to fraction form
    2,203.26/3,040.33 = 1,319.07/x
  3. Step 3: Cross multiply
    2,203.26x = 3,040.33 × 1,319.07
  4. Step 4: Simplify right side
    2,203.26x = 4,010,408.09
  5. Step 5: Solve for x
    x = 4,010,408.09/2,203.26
  6. Step 6: Final answer
    x = 1,820.22

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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.