Home / 3,415.16-5,122.72-1,468.73

Finding the Fourth Proportional to 3,415.16, 5,122.72 and 1,468.73

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Solution

The fourth proportional to 3,415.16, 5,122.72 and 1,468.73 is: 2,203.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.16 : 5,122.72 = 1,468.73 : x
  2. Step 2: Convert to fraction form
    3,415.16/5,122.72 = 1,468.73/x
  3. Step 3: Cross multiply
    3,415.16x = 5,122.72 × 1,468.73
  4. Step 4: Simplify right side
    3,415.16x = 7,523,892.55
  5. Step 5: Solve for x
    x = 7,523,892.55/3,415.16
  6. Step 6: Final answer
    x = 2,203.09

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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.