Home / 3,415.44-5,122.22-1,467.20

Finding the Fourth Proportional to 3,415.44, 5,122.22 and 1,467.20

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Solution

The fourth proportional to 3,415.44, 5,122.22 and 1,467.20 is: 2,200.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.44 : 5,122.22 = 1,467.20 : x
  2. Step 2: Convert to fraction form
    3,415.44/5,122.22 = 1,467.20/x
  3. Step 3: Cross multiply
    3,415.44x = 5,122.22 × 1,467.20
  4. Step 4: Simplify right side
    3,415.44x = 7,515,288.24
  5. Step 5: Solve for x
    x = 7,515,288.24/3,415.44
  6. Step 6: Final answer
    x = 2,200.39

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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.