Home / 3,937.44-5,433.74-2,169.03

Finding the Fourth Proportional to 3,937.44, 5,433.74 and 2,169.03

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Solution

The fourth proportional to 3,937.44, 5,433.74 and 2,169.03 is: 2,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.44 : 5,433.74 = 2,169.03 : x
  2. Step 2: Convert to fraction form
    3,937.44/5,433.74 = 2,169.03/x
  3. Step 3: Cross multiply
    3,937.44x = 5,433.74 × 2,169.03
  4. Step 4: Simplify right side
    3,937.44x = 11,785,934.23
  5. Step 5: Solve for x
    x = 11,785,934.23/3,937.44
  6. Step 6: Final answer
    x = 2,993.30

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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.