Home / 4,127.88-6,190.20-1,662.04

Finding the Fourth Proportional to 4,127.88, 6,190.20 and 1,662.04

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Solution

The fourth proportional to 4,127.88, 6,190.20 and 1,662.04 is: 2,492.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.88 : 6,190.20 = 1,662.04 : x
  2. Step 2: Convert to fraction form
    4,127.88/6,190.20 = 1,662.04/x
  3. Step 3: Cross multiply
    4,127.88x = 6,190.20 × 1,662.04
  4. Step 4: Simplify right side
    4,127.88x = 10,288,360.01
  5. Step 5: Solve for x
    x = 10,288,360.01/4,127.88
  6. Step 6: Final answer
    x = 2,492.41

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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.