Home / 4,512.65-6,768.20-1,226.01

Finding the Fourth Proportional to 4,512.65, 6,768.20 and 1,226.01

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Solution

The fourth proportional to 4,512.65, 6,768.20 and 1,226.01 is: 1,838.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512.65 : 6,768.20 = 1,226.01 : x
  2. Step 2: Convert to fraction form
    4,512.65/6,768.20 = 1,226.01/x
  3. Step 3: Cross multiply
    4,512.65x = 6,768.20 × 1,226.01
  4. Step 4: Simplify right side
    4,512.65x = 8,297,883.95
  5. Step 5: Solve for x
    x = 8,297,883.95/4,512.65
  6. Step 6: Final answer
    x = 1,838.80

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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.