Home / 8,199.48-12,300.45-2,650.98

Finding the Fourth Proportional to 8,199.48, 12,300.45 and 2,650.98

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Solution

The fourth proportional to 8,199.48, 12,300.45 and 2,650.98 is: 3,976.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199.48 : 12,300.45 = 2,650.98 : x
  2. Step 2: Convert to fraction form
    8,199.48/12,300.45 = 2,650.98/x
  3. Step 3: Cross multiply
    8,199.48x = 12,300.45 × 2,650.98
  4. Step 4: Simplify right side
    8,199.48x = 32,608,246.94
  5. Step 5: Solve for x
    x = 32,608,246.94/8,199.48
  6. Step 6: Final answer
    x = 3,976.87

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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.