Home / 2,481.49-3,399.67-2,388.08

Finding the Fourth Proportional to 2,481.49, 3,399.67 and 2,388.08

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Solution

The fourth proportional to 2,481.49, 3,399.67 and 2,388.08 is: 3,271.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.49 : 3,399.67 = 2,388.08 : x
  2. Step 2: Convert to fraction form
    2,481.49/3,399.67 = 2,388.08/x
  3. Step 3: Cross multiply
    2,481.49x = 3,399.67 × 2,388.08
  4. Step 4: Simplify right side
    2,481.49x = 8,118,683.93
  5. Step 5: Solve for x
    x = 8,118,683.93/2,481.49
  6. Step 6: Final answer
    x = 3,271.70

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.