Home / 4,091.22-5,645.67-2,322.79

Finding the Fourth Proportional to 4,091.22, 5,645.67 and 2,322.79

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Solution

The fourth proportional to 4,091.22, 5,645.67 and 2,322.79 is: 3,205.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.22 : 5,645.67 = 2,322.79 : x
  2. Step 2: Convert to fraction form
    4,091.22/5,645.67 = 2,322.79/x
  3. Step 3: Cross multiply
    4,091.22x = 5,645.67 × 2,322.79
  4. Step 4: Simplify right side
    4,091.22x = 13,113,705.82
  5. Step 5: Solve for x
    x = 13,113,705.82/4,091.22
  6. Step 6: Final answer
    x = 3,205.33

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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.