Home / 6,889.49-10,333.96-2,209.37

Finding the Fourth Proportional to 6,889.49, 10,333.96 and 2,209.37

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Solution

The fourth proportional to 6,889.49, 10,333.96 and 2,209.37 is: 3,313.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,889.49 : 10,333.96 = 2,209.37 : x
  2. Step 2: Convert to fraction form
    6,889.49/10,333.96 = 2,209.37/x
  3. Step 3: Cross multiply
    6,889.49x = 10,333.96 × 2,209.37
  4. Step 4: Simplify right side
    6,889.49x = 22,831,541.21
  5. Step 5: Solve for x
    x = 22,831,541.21/6,889.49
  6. Step 6: Final answer
    x = 3,313.97

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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.