Home / 6,247.59-9,371.81-2,087.43

Finding the Fourth Proportional to 6,247.59, 9,371.81 and 2,087.43

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Solution

The fourth proportional to 6,247.59, 9,371.81 and 2,087.43 is: 3,131.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.59 : 9,371.81 = 2,087.43 : x
  2. Step 2: Convert to fraction form
    6,247.59/9,371.81 = 2,087.43/x
  3. Step 3: Cross multiply
    6,247.59x = 9,371.81 × 2,087.43
  4. Step 4: Simplify right side
    6,247.59x = 19,562,997.35
  5. Step 5: Solve for x
    x = 19,562,997.35/6,247.59
  6. Step 6: Final answer
    x = 3,131.29

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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.