Home / 2,738.12-3,771-2,597.31

Finding the Fourth Proportional to 2,738.12, 3,771 and 2,597.31

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Solution

The fourth proportional to 2,738.12, 3,771 and 2,597.31 is: 3,577.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738.12 : 3,771 = 2,597.31 : x
  2. Step 2: Convert to fraction form
    2,738.12/3,771 = 2,597.31/x
  3. Step 3: Cross multiply
    2,738.12x = 3,771 × 2,597.31
  4. Step 4: Simplify right side
    2,738.12x = 9,794,456.01
  5. Step 5: Solve for x
    x = 9,794,456.01/2,738.12
  6. Step 6: Final answer
    x = 3,577.08

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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.