Home / 6,664.36-9,998.16-2,766.64

Finding the Fourth Proportional to 6,664.36, 9,998.16 and 2,766.64

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Solution

The fourth proportional to 6,664.36, 9,998.16 and 2,766.64 is: 4,150.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664.36 : 9,998.16 = 2,766.64 : x
  2. Step 2: Convert to fraction form
    6,664.36/9,998.16 = 2,766.64/x
  3. Step 3: Cross multiply
    6,664.36x = 9,998.16 × 2,766.64
  4. Step 4: Simplify right side
    6,664.36x = 27,661,309.38
  5. Step 5: Solve for x
    x = 27,661,309.38/6,664.36
  6. Step 6: Final answer
    x = 4,150.63

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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.