Home / 3,340.80-5,001.90-2,516.54

Finding the Fourth Proportional to 3,340.80, 5,001.90 and 2,516.54

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Solution

The fourth proportional to 3,340.80, 5,001.90 and 2,516.54 is: 3,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.80 : 5,001.90 = 2,516.54 : x
  2. Step 2: Convert to fraction form
    3,340.80/5,001.90 = 2,516.54/x
  3. Step 3: Cross multiply
    3,340.80x = 5,001.90 × 2,516.54
  4. Step 4: Simplify right side
    3,340.80x = 12,587,481.43
  5. Step 5: Solve for x
    x = 12,587,481.43/3,340.80
  6. Step 6: Final answer
    x = 3,767.80

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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.