Home / 3,458.88-5,188.32-1,150.38

Finding the Fourth Proportional to 3,458.88, 5,188.32 and 1,150.38

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Solution

The fourth proportional to 3,458.88, 5,188.32 and 1,150.38 is: 1,725.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.88 : 5,188.32 = 1,150.38 : x
  2. Step 2: Convert to fraction form
    3,458.88/5,188.32 = 1,150.38/x
  3. Step 3: Cross multiply
    3,458.88x = 5,188.32 × 1,150.38
  4. Step 4: Simplify right side
    3,458.88x = 5,968,539.56
  5. Step 5: Solve for x
    x = 5,968,539.56/3,458.88
  6. Step 6: Final answer
    x = 1,725.57

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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.