Home / 3,231.06-4,841.73-2,405.40

Finding the Fourth Proportional to 3,231.06, 4,841.73 and 2,405.40

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Solution

The fourth proportional to 3,231.06, 4,841.73 and 2,405.40 is: 3,604.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.06 : 4,841.73 = 2,405.40 : x
  2. Step 2: Convert to fraction form
    3,231.06/4,841.73 = 2,405.40/x
  3. Step 3: Cross multiply
    3,231.06x = 4,841.73 × 2,405.40
  4. Step 4: Simplify right side
    3,231.06x = 11,646,297.34
  5. Step 5: Solve for x
    x = 11,646,297.34/3,231.06
  6. Step 6: Final answer
    x = 3,604.48

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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.