Home / 3,294.37-4,940.19-1,214.49

Finding the Fourth Proportional to 3,294.37, 4,940.19 and 1,214.49

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Solution

The fourth proportional to 3,294.37, 4,940.19 and 1,214.49 is: 1,821.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294.37 : 4,940.19 = 1,214.49 : x
  2. Step 2: Convert to fraction form
    3,294.37/4,940.19 = 1,214.49/x
  3. Step 3: Cross multiply
    3,294.37x = 4,940.19 × 1,214.49
  4. Step 4: Simplify right side
    3,294.37x = 5,999,829.88
  5. Step 5: Solve for x
    x = 5,999,829.88/3,294.37
  6. Step 6: Final answer
    x = 1,821.24

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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.