Home / 3,577.15-4,936.46-2,179.90

Finding the Fourth Proportional to 3,577.15, 4,936.46 and 2,179.90

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Solution

The fourth proportional to 3,577.15, 4,936.46 and 2,179.90 is: 3,008.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.15 : 4,936.46 = 2,179.90 : x
  2. Step 2: Convert to fraction form
    3,577.15/4,936.46 = 2,179.90/x
  3. Step 3: Cross multiply
    3,577.15x = 4,936.46 × 2,179.90
  4. Step 4: Simplify right side
    3,577.15x = 10,760,953.57
  5. Step 5: Solve for x
    x = 10,760,953.57/3,577.15
  6. Step 6: Final answer
    x = 3,008.25

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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.