Home / 3,577.09-4,936.36-2,005.19

Finding the Fourth Proportional to 3,577.09, 4,936.36 and 2,005.19

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Solution

The fourth proportional to 3,577.09, 4,936.36 and 2,005.19 is: 2,767.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.09 : 4,936.36 = 2,005.19 : x
  2. Step 2: Convert to fraction form
    3,577.09/4,936.36 = 2,005.19/x
  3. Step 3: Cross multiply
    3,577.09x = 4,936.36 × 2,005.19
  4. Step 4: Simplify right side
    3,577.09x = 9,898,329.68
  5. Step 5: Solve for x
    x = 9,898,329.68/3,577.09
  6. Step 6: Final answer
    x = 2,767.15

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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.