Home / 4,020.75-5,548.64-2,623.50

Finding the Fourth Proportional to 4,020.75, 5,548.64 and 2,623.50

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Solution

The fourth proportional to 4,020.75, 5,548.64 and 2,623.50 is: 3,620.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.75 : 5,548.64 = 2,623.50 : x
  2. Step 2: Convert to fraction form
    4,020.75/5,548.64 = 2,623.50/x
  3. Step 3: Cross multiply
    4,020.75x = 5,548.64 × 2,623.50
  4. Step 4: Simplify right side
    4,020.75x = 14,556,843.92
  5. Step 5: Solve for x
    x = 14,556,843.92/4,020.75
  6. Step 6: Final answer
    x = 3,620.43

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.