Home / 3,577.66-4,936.98-2,085.82

Finding the Fourth Proportional to 3,577.66, 4,936.98 and 2,085.82

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Solution

The fourth proportional to 3,577.66, 4,936.98 and 2,085.82 is: 2,878.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.66 : 4,936.98 = 2,085.82 : x
  2. Step 2: Convert to fraction form
    3,577.66/4,936.98 = 2,085.82/x
  3. Step 3: Cross multiply
    3,577.66x = 4,936.98 × 2,085.82
  4. Step 4: Simplify right side
    3,577.66x = 10,297,651.62
  5. Step 5: Solve for x
    x = 10,297,651.62/3,577.66
  6. Step 6: Final answer
    x = 2,878.32

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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.