Home / 8,199.24-12,296.44-3,200.50

Finding the Fourth Proportional to 8,199.24, 12,296.44 and 3,200.50

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Solution

The fourth proportional to 8,199.24, 12,296.44 and 3,200.50 is: 4,799.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199.24 : 12,296.44 = 3,200.50 : x
  2. Step 2: Convert to fraction form
    8,199.24/12,296.44 = 3,200.50/x
  3. Step 3: Cross multiply
    8,199.24x = 12,296.44 × 3,200.50
  4. Step 4: Simplify right side
    8,199.24x = 39,354,756.22
  5. Step 5: Solve for x
    x = 39,354,756.22/8,199.24
  6. Step 6: Final answer
    x = 4,799.81

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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.