Home / 2,676.04-4,012.54-1,213.38

Finding the Fourth Proportional to 2,676.04, 4,012.54 and 1,213.38

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Solution

The fourth proportional to 2,676.04, 4,012.54 and 1,213.38 is: 1,819.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676.04 : 4,012.54 = 1,213.38 : x
  2. Step 2: Convert to fraction form
    2,676.04/4,012.54 = 1,213.38/x
  3. Step 3: Cross multiply
    2,676.04x = 4,012.54 × 1,213.38
  4. Step 4: Simplify right side
    2,676.04x = 4,868,732.75
  5. Step 5: Solve for x
    x = 4,868,732.75/2,676.04
  6. Step 6: Final answer
    x = 1,819.38

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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.