Home / 7,013.63-10,520.46-2,633.15

Finding the Fourth Proportional to 7,013.63, 10,520.46 and 2,633.15

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Solution

The fourth proportional to 7,013.63, 10,520.46 and 2,633.15 is: 3,949.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,013.63 : 10,520.46 = 2,633.15 : x
  2. Step 2: Convert to fraction form
    7,013.63/10,520.46 = 2,633.15/x
  3. Step 3: Cross multiply
    7,013.63x = 10,520.46 × 2,633.15
  4. Step 4: Simplify right side
    7,013.63x = 27,701,896.65
  5. Step 5: Solve for x
    x = 27,701,896.65/7,013.63
  6. Step 6: Final answer
    x = 3,949.73

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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.