Home / 5,608.94-8,414.34-2,100.19

Finding the Fourth Proportional to 5,608.94, 8,414.34 and 2,100.19

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Solution

The fourth proportional to 5,608.94, 8,414.34 and 2,100.19 is: 3,150.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,608.94 : 8,414.34 = 2,100.19 : x
  2. Step 2: Convert to fraction form
    5,608.94/8,414.34 = 2,100.19/x
  3. Step 3: Cross multiply
    5,608.94x = 8,414.34 × 2,100.19
  4. Step 4: Simplify right side
    5,608.94x = 17,671,670.65
  5. Step 5: Solve for x
    x = 17,671,670.65/5,608.94
  6. Step 6: Final answer
    x = 3,150.63

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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.