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Finding the Fourth Proportional to 3,293.58, 4,940.61 and 1,346.22

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Solution

The fourth proportional to 3,293.58, 4,940.61 and 1,346.22 is: 2,019.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.58 : 4,940.61 = 1,346.22 : x
  2. Step 2: Convert to fraction form
    3,293.58/4,940.61 = 1,346.22/x
  3. Step 3: Cross multiply
    3,293.58x = 4,940.61 × 1,346.22
  4. Step 4: Simplify right side
    3,293.58x = 6,651,147.99
  5. Step 5: Solve for x
    x = 6,651,147.99/3,293.58
  6. Step 6: Final answer
    x = 2,019.43

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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.