Home / 3,676.36-5,514.69-1,485.10

Finding the Fourth Proportional to 3,676.36, 5,514.69 and 1,485.10

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Solution

The fourth proportional to 3,676.36, 5,514.69 and 1,485.10 is: 2,227.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.36 : 5,514.69 = 1,485.10 : x
  2. Step 2: Convert to fraction form
    3,676.36/5,514.69 = 1,485.10/x
  3. Step 3: Cross multiply
    3,676.36x = 5,514.69 × 1,485.10
  4. Step 4: Simplify right side
    3,676.36x = 8,189,866.12
  5. Step 5: Solve for x
    x = 8,189,866.12/3,676.36
  6. Step 6: Final answer
    x = 2,227.71

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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.