Home / 3,514.18-4,850.09-2,188.30

Finding the Fourth Proportional to 3,514.18, 4,850.09 and 2,188.30

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Solution

The fourth proportional to 3,514.18, 4,850.09 and 2,188.30 is: 3,020.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.18 : 4,850.09 = 2,188.30 : x
  2. Step 2: Convert to fraction form
    3,514.18/4,850.09 = 2,188.30/x
  3. Step 3: Cross multiply
    3,514.18x = 4,850.09 × 2,188.30
  4. Step 4: Simplify right side
    3,514.18x = 10,613,451.95
  5. Step 5: Solve for x
    x = 10,613,451.95/3,514.18
  6. Step 6: Final answer
    x = 3,020.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.