Home / 8,266.44-12,400.20-3,336.12

Finding the Fourth Proportional to 8,266.44, 12,400.20 and 3,336.12

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Solution

The fourth proportional to 8,266.44, 12,400.20 and 3,336.12 is: 5,004.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.44 : 12,400.20 = 3,336.12 : x
  2. Step 2: Convert to fraction form
    8,266.44/12,400.20 = 3,336.12/x
  3. Step 3: Cross multiply
    8,266.44x = 12,400.20 × 3,336.12
  4. Step 4: Simplify right side
    8,266.44x = 41,368,555.22
  5. Step 5: Solve for x
    x = 41,368,555.22/8,266.44
  6. Step 6: Final answer
    x = 5,004.40

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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.