Home / 4,458.22-6,687.32-1,338.22

Finding the Fourth Proportional to 4,458.22, 6,687.32 and 1,338.22

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Solution

The fourth proportional to 4,458.22, 6,687.32 and 1,338.22 is: 2,007.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458.22 : 6,687.32 = 1,338.22 : x
  2. Step 2: Convert to fraction form
    4,458.22/6,687.32 = 1,338.22/x
  3. Step 3: Cross multiply
    4,458.22x = 6,687.32 × 1,338.22
  4. Step 4: Simplify right side
    4,458.22x = 8,949,092.00
  5. Step 5: Solve for x
    x = 8,949,092.00/4,458.22
  6. Step 6: Final answer
    x = 2,007.33

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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.