Home / 2,514.30-3,765.96-1,213.04

Finding the Fourth Proportional to 2,514.30, 3,765.96 and 1,213.04

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Solution

The fourth proportional to 2,514.30, 3,765.96 and 1,213.04 is: 1,816.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,514.30 : 3,765.96 = 1,213.04 : x
  2. Step 2: Convert to fraction form
    2,514.30/3,765.96 = 1,213.04/x
  3. Step 3: Cross multiply
    2,514.30x = 3,765.96 × 1,213.04
  4. Step 4: Simplify right side
    2,514.30x = 4,568,260.12
  5. Step 5: Solve for x
    x = 4,568,260.12/2,514.30
  6. Step 6: Final answer
    x = 1,816.91

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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.