Home / 3,322.58-4,584.75-1,906.19

Finding the Fourth Proportional to 3,322.58, 4,584.75 and 1,906.19

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Solution

The fourth proportional to 3,322.58, 4,584.75 and 1,906.19 is: 2,630.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.58 : 4,584.75 = 1,906.19 : x
  2. Step 2: Convert to fraction form
    3,322.58/4,584.75 = 1,906.19/x
  3. Step 3: Cross multiply
    3,322.58x = 4,584.75 × 1,906.19
  4. Step 4: Simplify right side
    3,322.58x = 8,739,381.68
  5. Step 5: Solve for x
    x = 8,739,381.68/3,322.58
  6. Step 6: Final answer
    x = 2,630.30

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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.