Home / 4,147.25-6,221.48-1,514.88

Finding the Fourth Proportional to 4,147.25, 6,221.48 and 1,514.88

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Solution

The fourth proportional to 4,147.25, 6,221.48 and 1,514.88 is: 2,272.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.25 : 6,221.48 = 1,514.88 : x
  2. Step 2: Convert to fraction form
    4,147.25/6,221.48 = 1,514.88/x
  3. Step 3: Cross multiply
    4,147.25x = 6,221.48 × 1,514.88
  4. Step 4: Simplify right side
    4,147.25x = 9,424,788.05
  5. Step 5: Solve for x
    x = 9,424,788.05/4,147.25
  6. Step 6: Final answer
    x = 2,272.54

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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.