Home / 3,000.73-4,140.96-1,674.43

Finding the Fourth Proportional to 3,000.73, 4,140.96 and 1,674.43

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Solution

The fourth proportional to 3,000.73, 4,140.96 and 1,674.43 is: 2,310.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000.73 : 4,140.96 = 1,674.43 : x
  2. Step 2: Convert to fraction form
    3,000.73/4,140.96 = 1,674.43/x
  3. Step 3: Cross multiply
    3,000.73x = 4,140.96 × 1,674.43
  4. Step 4: Simplify right side
    3,000.73x = 6,933,747.65
  5. Step 5: Solve for x
    x = 6,933,747.65/3,000.73
  6. Step 6: Final answer
    x = 2,310.69

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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.