Home / 4,137.68-6,208.47-1,674.20

Finding the Fourth Proportional to 4,137.68, 6,208.47 and 1,674.20

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Solution

The fourth proportional to 4,137.68, 6,208.47 and 1,674.20 is: 2,512.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,137.68 : 6,208.47 = 1,674.20 : x
  2. Step 2: Convert to fraction form
    4,137.68/6,208.47 = 1,674.20/x
  3. Step 3: Cross multiply
    4,137.68x = 6,208.47 × 1,674.20
  4. Step 4: Simplify right side
    4,137.68x = 10,394,189.43
  5. Step 5: Solve for x
    x = 10,394,189.43/4,137.68
  6. Step 6: Final answer
    x = 2,512.08

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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.