Home / 4,189.37-5,781.31-2,326.37

Finding the Fourth Proportional to 4,189.37, 5,781.31 and 2,326.37

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Solution

The fourth proportional to 4,189.37, 5,781.31 and 2,326.37 is: 3,210.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.37 : 5,781.31 = 2,326.37 : x
  2. Step 2: Convert to fraction form
    4,189.37/5,781.31 = 2,326.37/x
  3. Step 3: Cross multiply
    4,189.37x = 5,781.31 × 2,326.37
  4. Step 4: Simplify right side
    4,189.37x = 13,449,431.42
  5. Step 5: Solve for x
    x = 13,449,431.42/4,189.37
  6. Step 6: Final answer
    x = 3,210.37

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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.