Home / 2,203.16-3,040.37-1,208.44

Finding the Fourth Proportional to 2,203.16, 3,040.37 and 1,208.44

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Solution

The fourth proportional to 2,203.16, 3,040.37 and 1,208.44 is: 1,667.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203.16 : 3,040.37 = 1,208.44 : x
  2. Step 2: Convert to fraction form
    2,203.16/3,040.37 = 1,208.44/x
  3. Step 3: Cross multiply
    2,203.16x = 3,040.37 × 1,208.44
  4. Step 4: Simplify right side
    2,203.16x = 3,674,115.56
  5. Step 5: Solve for x
    x = 3,674,115.56/2,203.16
  6. Step 6: Final answer
    x = 1,667.66

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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.