Home / 7,010.82-10,516.41-2,080.53

Finding the Fourth Proportional to 7,010.82, 10,516.41 and 2,080.53

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Solution

The fourth proportional to 7,010.82, 10,516.41 and 2,080.53 is: 3,120.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010.82 : 10,516.41 = 2,080.53 : x
  2. Step 2: Convert to fraction form
    7,010.82/10,516.41 = 2,080.53/x
  3. Step 3: Cross multiply
    7,010.82x = 10,516.41 × 2,080.53
  4. Step 4: Simplify right side
    7,010.82x = 21,879,706.50
  5. Step 5: Solve for x
    x = 21,879,706.50/7,010.82
  6. Step 6: Final answer
    x = 3,120.85

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1.5x scale

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.