Home / 8,159.44-12,220.92-3,763.56

Finding the Fourth Proportional to 8,159.44, 12,220.92 and 3,763.56

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Solution

The fourth proportional to 8,159.44, 12,220.92 and 3,763.56 is: 5,636.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159.44 : 12,220.92 = 3,763.56 : x
  2. Step 2: Convert to fraction form
    8,159.44/12,220.92 = 3,763.56/x
  3. Step 3: Cross multiply
    8,159.44x = 12,220.92 × 3,763.56
  4. Step 4: Simplify right side
    8,159.44x = 45,994,165.68
  5. Step 5: Solve for x
    x = 45,994,165.68/8,159.44
  6. Step 6: Final answer
    x = 5,636.93

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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.