Home / 3,396.39-5,093.02-1,317.39

Finding the Fourth Proportional to 3,396.39, 5,093.02 and 1,317.39

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Solution

The fourth proportional to 3,396.39, 5,093.02 and 1,317.39 is: 1,975.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396.39 : 5,093.02 = 1,317.39 : x
  2. Step 2: Convert to fraction form
    3,396.39/5,093.02 = 1,317.39/x
  3. Step 3: Cross multiply
    3,396.39x = 5,093.02 × 1,317.39
  4. Step 4: Simplify right side
    3,396.39x = 6,709,493.62
  5. Step 5: Solve for x
    x = 6,709,493.62/3,396.39
  6. Step 6: Final answer
    x = 1,975.48

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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.