Home / 2,634.82-3,955.29-1,539.97

Finding the Fourth Proportional to 2,634.82, 3,955.29 and 1,539.97

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Solution

The fourth proportional to 2,634.82, 3,955.29 and 1,539.97 is: 2,311.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.82 : 3,955.29 = 1,539.97 : x
  2. Step 2: Convert to fraction form
    2,634.82/3,955.29 = 1,539.97/x
  3. Step 3: Cross multiply
    2,634.82x = 3,955.29 × 1,539.97
  4. Step 4: Simplify right side
    2,634.82x = 6,091,027.11
  5. Step 5: Solve for x
    x = 6,091,027.11/2,634.82
  6. Step 6: Final answer
    x = 2,311.74

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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.