Home / 5,918.33-8,168.99-4,150.37

Finding the Fourth Proportional to 5,918.33, 8,168.99 and 4,150.37

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Solution

The fourth proportional to 5,918.33, 8,168.99 and 4,150.37 is: 5,728.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.33 : 8,168.99 = 4,150.37 : x
  2. Step 2: Convert to fraction form
    5,918.33/8,168.99 = 4,150.37/x
  3. Step 3: Cross multiply
    5,918.33x = 8,168.99 × 4,150.37
  4. Step 4: Simplify right side
    5,918.33x = 33,904,269.43
  5. Step 5: Solve for x
    x = 33,904,269.43/5,918.33
  6. Step 6: Final answer
    x = 5,728.69

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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.