Home / 3,514.78-5,261.23-2,213.52

Finding the Fourth Proportional to 3,514.78, 5,261.23 and 2,213.52

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Solution

The fourth proportional to 3,514.78, 5,261.23 and 2,213.52 is: 3,313.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.78 : 5,261.23 = 2,213.52 : x
  2. Step 2: Convert to fraction form
    3,514.78/5,261.23 = 2,213.52/x
  3. Step 3: Cross multiply
    3,514.78x = 5,261.23 × 2,213.52
  4. Step 4: Simplify right side
    3,514.78x = 11,645,837.83
  5. Step 5: Solve for x
    x = 11,645,837.83/3,514.78
  6. Step 6: Final answer
    x = 3,313.39

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1.5x scale

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.