Home / 6,936.43-10,406.20-2,006.45

Finding the Fourth Proportional to 6,936.43, 10,406.20 and 2,006.45

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Solution

The fourth proportional to 6,936.43, 10,406.20 and 2,006.45 is: 3,010.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936.43 : 10,406.20 = 2,006.45 : x
  2. Step 2: Convert to fraction form
    6,936.43/10,406.20 = 2,006.45/x
  3. Step 3: Cross multiply
    6,936.43x = 10,406.20 × 2,006.45
  4. Step 4: Simplify right side
    6,936.43x = 20,879,535.00
  5. Step 5: Solve for x
    x = 20,879,535.00/6,936.43
  6. Step 6: Final answer
    x = 3,010.13

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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.