Home / 3,014.39-4,163.19-2,765.32

Finding the Fourth Proportional to 3,014.39, 4,163.19 and 2,765.32

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Solution

The fourth proportional to 3,014.39, 4,163.19 and 2,765.32 is: 3,819.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.39 : 4,163.19 = 2,765.32 : x
  2. Step 2: Convert to fraction form
    3,014.39/4,163.19 = 2,765.32/x
  3. Step 3: Cross multiply
    3,014.39x = 4,163.19 × 2,765.32
  4. Step 4: Simplify right side
    3,014.39x = 11,512,531.75
  5. Step 5: Solve for x
    x = 11,512,531.75/3,014.39
  6. Step 6: Final answer
    x = 3,819.19

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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.