Home / 3,611.07-4,977.84-2,823.75

Finding the Fourth Proportional to 3,611.07, 4,977.84 and 2,823.75

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Solution

The fourth proportional to 3,611.07, 4,977.84 and 2,823.75 is: 3,892.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.07 : 4,977.84 = 2,823.75 : x
  2. Step 2: Convert to fraction form
    3,611.07/4,977.84 = 2,823.75/x
  3. Step 3: Cross multiply
    3,611.07x = 4,977.84 × 2,823.75
  4. Step 4: Simplify right side
    3,611.07x = 14,056,175.70
  5. Step 5: Solve for x
    x = 14,056,175.70/3,611.07
  6. Step 6: Final answer
    x = 3,892.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.