Home / 3,440.63-4,749.15-2,198.63

Finding the Fourth Proportional to 3,440.63, 4,749.15 and 2,198.63

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Solution

The fourth proportional to 3,440.63, 4,749.15 and 2,198.63 is: 3,034.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.63 : 4,749.15 = 2,198.63 : x
  2. Step 2: Convert to fraction form
    3,440.63/4,749.15 = 2,198.63/x
  3. Step 3: Cross multiply
    3,440.63x = 4,749.15 × 2,198.63
  4. Step 4: Simplify right side
    3,440.63x = 10,441,599.92
  5. Step 5: Solve for x
    x = 10,441,599.92/3,440.63
  6. Step 6: Final answer
    x = 3,034.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.