Home / 8,193.24-12,290.70-3,262.20

Finding the Fourth Proportional to 8,193.24, 12,290.70 and 3,262.20

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Solution

The fourth proportional to 8,193.24, 12,290.70 and 3,262.20 is: 4,893.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193.24 : 12,290.70 = 3,262.20 : x
  2. Step 2: Convert to fraction form
    8,193.24/12,290.70 = 3,262.20/x
  3. Step 3: Cross multiply
    8,193.24x = 12,290.70 × 3,262.20
  4. Step 4: Simplify right side
    8,193.24x = 40,094,721.54
  5. Step 5: Solve for x
    x = 40,094,721.54/8,193.24
  6. Step 6: Final answer
    x = 4,893.63

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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.