Home / 4,181.20-6,274.23-1,717.79

Finding the Fourth Proportional to 4,181.20, 6,274.23 and 1,717.79

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Solution

The fourth proportional to 4,181.20, 6,274.23 and 1,717.79 is: 2,577.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.20 : 6,274.23 = 1,717.79 : x
  2. Step 2: Convert to fraction form
    4,181.20/6,274.23 = 1,717.79/x
  3. Step 3: Cross multiply
    4,181.20x = 6,274.23 × 1,717.79
  4. Step 4: Simplify right side
    4,181.20x = 10,777,809.55
  5. Step 5: Solve for x
    x = 10,777,809.55/4,181.20
  6. Step 6: Final answer
    x = 2,577.68

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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.