Home / 3,261.76-4,893.44-1,619.08

Finding the Fourth Proportional to 3,261.76, 4,893.44 and 1,619.08

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Solution

The fourth proportional to 3,261.76, 4,893.44 and 1,619.08 is: 2,429.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.76 : 4,893.44 = 1,619.08 : x
  2. Step 2: Convert to fraction form
    3,261.76/4,893.44 = 1,619.08/x
  3. Step 3: Cross multiply
    3,261.76x = 4,893.44 × 1,619.08
  4. Step 4: Simplify right side
    3,261.76x = 7,922,870.84
  5. Step 5: Solve for x
    x = 7,922,870.84/3,261.76
  6. Step 6: Final answer
    x = 2,429.02

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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.