Home / 8,014.14-12,021.82-2,749.55

Finding the Fourth Proportional to 8,014.14, 12,021.82 and 2,749.55

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Solution

The fourth proportional to 8,014.14, 12,021.82 and 2,749.55 is: 4,124.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,014.14 : 12,021.82 = 2,749.55 : x
  2. Step 2: Convert to fraction form
    8,014.14/12,021.82 = 2,749.55/x
  3. Step 3: Cross multiply
    8,014.14x = 12,021.82 × 2,749.55
  4. Step 4: Simplify right side
    8,014.14x = 33,054,528.20
  5. Step 5: Solve for x
    x = 33,054,528.20/8,014.14
  6. Step 6: Final answer
    x = 4,124.53

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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.