Home / 3,486.52-4,811.61-2,305.54

Finding the Fourth Proportional to 3,486.52, 4,811.61 and 2,305.54

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Solution

The fourth proportional to 3,486.52, 4,811.61 and 2,305.54 is: 3,181.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.52 : 4,811.61 = 2,305.54 : x
  2. Step 2: Convert to fraction form
    3,486.52/4,811.61 = 2,305.54/x
  3. Step 3: Cross multiply
    3,486.52x = 4,811.61 × 2,305.54
  4. Step 4: Simplify right side
    3,486.52x = 11,093,359.32
  5. Step 5: Solve for x
    x = 11,093,359.32/3,486.52
  6. Step 6: Final answer
    x = 3,181.79

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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.