Home / 3,276.63-4,918.04-2,181.77

Finding the Fourth Proportional to 3,276.63, 4,918.04 and 2,181.77

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Solution

The fourth proportional to 3,276.63, 4,918.04 and 2,181.77 is: 3,274.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.63 : 4,918.04 = 2,181.77 : x
  2. Step 2: Convert to fraction form
    3,276.63/4,918.04 = 2,181.77/x
  3. Step 3: Cross multiply
    3,276.63x = 4,918.04 × 2,181.77
  4. Step 4: Simplify right side
    3,276.63x = 10,729,996.63
  5. Step 5: Solve for x
    x = 10,729,996.63/3,276.63
  6. Step 6: Final answer
    x = 3,274.70

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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.