Home / 3,042.70-4,542.03-2,673.64

Finding the Fourth Proportional to 3,042.70, 4,542.03 and 2,673.64

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Solution

The fourth proportional to 3,042.70, 4,542.03 and 2,673.64 is: 3,991.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.70 : 4,542.03 = 2,673.64 : x
  2. Step 2: Convert to fraction form
    3,042.70/4,542.03 = 2,673.64/x
  3. Step 3: Cross multiply
    3,042.70x = 4,542.03 × 2,673.64
  4. Step 4: Simplify right side
    3,042.70x = 12,143,745.08
  5. Step 5: Solve for x
    x = 12,143,745.08/3,042.70
  6. Step 6: Final answer
    x = 3,991.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.