Home / 4,021.69-6,033.48-1,680.39

Finding the Fourth Proportional to 4,021.69, 6,033.48 and 1,680.39

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Solution

The fourth proportional to 4,021.69, 6,033.48 and 1,680.39 is: 2,520.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.69 : 6,033.48 = 1,680.39 : x
  2. Step 2: Convert to fraction form
    4,021.69/6,033.48 = 1,680.39/x
  3. Step 3: Cross multiply
    4,021.69x = 6,033.48 × 1,680.39
  4. Step 4: Simplify right side
    4,021.69x = 10,138,599.46
  5. Step 5: Solve for x
    x = 10,138,599.46/4,021.69
  6. Step 6: Final answer
    x = 2,520.98

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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.