Home / 6,619.22-9,922.64-2,233.61

Finding the Fourth Proportional to 6,619.22, 9,922.64 and 2,233.61

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Solution

The fourth proportional to 6,619.22, 9,922.64 and 2,233.61 is: 3,348.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619.22 : 9,922.64 = 2,233.61 : x
  2. Step 2: Convert to fraction form
    6,619.22/9,922.64 = 2,233.61/x
  3. Step 3: Cross multiply
    6,619.22x = 9,922.64 × 2,233.61
  4. Step 4: Simplify right side
    6,619.22x = 22,163,258.32
  5. Step 5: Solve for x
    x = 22,163,258.32/6,619.22
  6. Step 6: Final answer
    x = 3,348.32

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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.