Home / 5,514.72-7,611.22-4,027.56

Finding the Fourth Proportional to 5,514.72, 7,611.22 and 4,027.56

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Solution

The fourth proportional to 5,514.72, 7,611.22 and 4,027.56 is: 5,558.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.72 : 7,611.22 = 4,027.56 : x
  2. Step 2: Convert to fraction form
    5,514.72/7,611.22 = 4,027.56/x
  3. Step 3: Cross multiply
    5,514.72x = 7,611.22 × 4,027.56
  4. Step 4: Simplify right side
    5,514.72x = 30,654,599.06
  5. Step 5: Solve for x
    x = 30,654,599.06/5,514.72
  6. Step 6: Final answer
    x = 5,558.69

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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.