Home / 8,014.20-12,021.30-3,016.50

Finding the Fourth Proportional to 8,014.20, 12,021.30 and 3,016.50

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Solution

The fourth proportional to 8,014.20, 12,021.30 and 3,016.50 is: 4,524.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,014.20 : 12,021.30 = 3,016.50 : x
  2. Step 2: Convert to fraction form
    8,014.20/12,021.30 = 3,016.50/x
  3. Step 3: Cross multiply
    8,014.20x = 12,021.30 × 3,016.50
  4. Step 4: Simplify right side
    8,014.20x = 36,262,251.45
  5. Step 5: Solve for x
    x = 36,262,251.45/8,014.20
  6. Step 6: Final answer
    x = 4,524.75

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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.