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Finding the Fourth Proportional to 3,375.09, 5,059.14 and 1,294.53

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Solution

The fourth proportional to 3,375.09, 5,059.14 and 1,294.53 is: 1,940.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.09 : 5,059.14 = 1,294.53 : x
  2. Step 2: Convert to fraction form
    3,375.09/5,059.14 = 1,294.53/x
  3. Step 3: Cross multiply
    3,375.09x = 5,059.14 × 1,294.53
  4. Step 4: Simplify right side
    3,375.09x = 6,549,208.50
  5. Step 5: Solve for x
    x = 6,549,208.50/3,375.09
  6. Step 6: Final answer
    x = 1,940.45

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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.