Home / 3,271.14-4,906.98-1,080.18

Finding the Fourth Proportional to 3,271.14, 4,906.98 and 1,080.18

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Solution

The fourth proportional to 3,271.14, 4,906.98 and 1,080.18 is: 1,620.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.14 : 4,906.98 = 1,080.18 : x
  2. Step 2: Convert to fraction form
    3,271.14/4,906.98 = 1,080.18/x
  3. Step 3: Cross multiply
    3,271.14x = 4,906.98 × 1,080.18
  4. Step 4: Simplify right side
    3,271.14x = 5,300,421.66
  5. Step 5: Solve for x
    x = 5,300,421.66/3,271.14
  6. Step 6: Final answer
    x = 1,620.36

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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.