Home / 2,968.29-4,452.38-1,212.91

Finding the Fourth Proportional to 2,968.29, 4,452.38 and 1,212.91

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Solution

The fourth proportional to 2,968.29, 4,452.38 and 1,212.91 is: 1,819.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.29 : 4,452.38 = 1,212.91 : x
  2. Step 2: Convert to fraction form
    2,968.29/4,452.38 = 1,212.91/x
  3. Step 3: Cross multiply
    2,968.29x = 4,452.38 × 1,212.91
  4. Step 4: Simplify right side
    2,968.29x = 5,400,336.23
  5. Step 5: Solve for x
    x = 5,400,336.23/2,968.29
  6. Step 6: Final answer
    x = 1,819.34

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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.