Home / 2,634.63-3,949.34-1,245.51

Finding the Fourth Proportional to 2,634.63, 3,949.34 and 1,245.51

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Solution

The fourth proportional to 2,634.63, 3,949.34 and 1,245.51 is: 1,867.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.63 : 3,949.34 = 1,245.51 : x
  2. Step 2: Convert to fraction form
    2,634.63/3,949.34 = 1,245.51/x
  3. Step 3: Cross multiply
    2,634.63x = 3,949.34 × 1,245.51
  4. Step 4: Simplify right side
    2,634.63x = 4,918,936.24
  5. Step 5: Solve for x
    x = 4,918,936.24/2,634.63
  6. Step 6: Final answer
    x = 1,867.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.