Home / 3,832.10-5,289.38-2,239.13

Finding the Fourth Proportional to 3,832.10, 5,289.38 and 2,239.13

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Solution

The fourth proportional to 3,832.10, 5,289.38 and 2,239.13 is: 3,090.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,832.10 : 5,289.38 = 2,239.13 : x
  2. Step 2: Convert to fraction form
    3,832.10/5,289.38 = 2,239.13/x
  3. Step 3: Cross multiply
    3,832.10x = 5,289.38 × 2,239.13
  4. Step 4: Simplify right side
    3,832.10x = 11,843,571.80
  5. Step 5: Solve for x
    x = 11,843,571.80/3,832.10
  6. Step 6: Final answer
    x = 3,090.63

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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.