Home / 4,138.85-5,711.73-2,371.03

Finding the Fourth Proportional to 4,138.85, 5,711.73 and 2,371.03

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Solution

The fourth proportional to 4,138.85, 5,711.73 and 2,371.03 is: 3,272.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.85 : 5,711.73 = 2,371.03 : x
  2. Step 2: Convert to fraction form
    4,138.85/5,711.73 = 2,371.03/x
  3. Step 3: Cross multiply
    4,138.85x = 5,711.73 × 2,371.03
  4. Step 4: Simplify right side
    4,138.85x = 13,542,668.90
  5. Step 5: Solve for x
    x = 13,542,668.90/4,138.85
  6. Step 6: Final answer
    x = 3,272.08

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1.5x scale

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.