Home / 4,481.20-6,721.88-1,194.76

Finding the Fourth Proportional to 4,481.20, 6,721.88 and 1,194.76

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Solution

The fourth proportional to 4,481.20, 6,721.88 and 1,194.76 is: 1,792.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.20 : 6,721.88 = 1,194.76 : x
  2. Step 2: Convert to fraction form
    4,481.20/6,721.88 = 1,194.76/x
  3. Step 3: Cross multiply
    4,481.20x = 6,721.88 × 1,194.76
  4. Step 4: Simplify right side
    4,481.20x = 8,031,033.35
  5. Step 5: Solve for x
    x = 8,031,033.35/4,481.20
  6. Step 6: Final answer
    x = 1,792.16

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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.