Home / 6,124.23-8,448.44-3,998.79

Finding the Fourth Proportional to 6,124.23, 8,448.44 and 3,998.79

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Solution

The fourth proportional to 6,124.23, 8,448.44 and 3,998.79 is: 5,516.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124.23 : 8,448.44 = 3,998.79 : x
  2. Step 2: Convert to fraction form
    6,124.23/8,448.44 = 3,998.79/x
  3. Step 3: Cross multiply
    6,124.23x = 8,448.44 × 3,998.79
  4. Step 4: Simplify right side
    6,124.23x = 33,783,517.39
  5. Step 5: Solve for x
    x = 33,783,517.39/6,124.23
  6. Step 6: Final answer
    x = 5,516.37

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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.