Home / 2,447.14-3,671.34-1,408.33

Finding the Fourth Proportional to 2,447.14, 3,671.34 and 1,408.33

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Solution

The fourth proportional to 2,447.14, 3,671.34 and 1,408.33 is: 2,112.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,447.14 : 3,671.34 = 1,408.33 : x
  2. Step 2: Convert to fraction form
    2,447.14/3,671.34 = 1,408.33/x
  3. Step 3: Cross multiply
    2,447.14x = 3,671.34 × 1,408.33
  4. Step 4: Simplify right side
    2,447.14x = 5,170,458.26
  5. Step 5: Solve for x
    x = 5,170,458.26/2,447.14
  6. Step 6: Final answer
    x = 2,112.86

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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.