Home / 3,745.34-5,168.88-2,173.33

Finding the Fourth Proportional to 3,745.34, 5,168.88 and 2,173.33

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Solution

The fourth proportional to 3,745.34, 5,168.88 and 2,173.33 is: 2,999.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.34 : 5,168.88 = 2,173.33 : x
  2. Step 2: Convert to fraction form
    3,745.34/5,168.88 = 2,173.33/x
  3. Step 3: Cross multiply
    3,745.34x = 5,168.88 × 2,173.33
  4. Step 4: Simplify right side
    3,745.34x = 11,233,669.05
  5. Step 5: Solve for x
    x = 11,233,669.05/3,745.34
  6. Step 6: Final answer
    x = 2,999.38

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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.