Home / 3,322.40-4,584.84-1,906.34

Finding the Fourth Proportional to 3,322.40, 4,584.84 and 1,906.34

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Solution

The fourth proportional to 3,322.40, 4,584.84 and 1,906.34 is: 2,630.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.40 : 4,584.84 = 1,906.34 : x
  2. Step 2: Convert to fraction form
    3,322.40/4,584.84 = 1,906.34/x
  3. Step 3: Cross multiply
    3,322.40x = 4,584.84 × 1,906.34
  4. Step 4: Simplify right side
    3,322.40x = 8,740,263.89
  5. Step 5: Solve for x
    x = 8,740,263.89/3,322.40
  6. Step 6: Final answer
    x = 2,630.71

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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.