Home / 5,501.70-8,251.61-2,540.02

Finding the Fourth Proportional to 5,501.70, 8,251.61 and 2,540.02

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Solution

The fourth proportional to 5,501.70, 8,251.61 and 2,540.02 is: 3,809.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,501.70 : 8,251.61 = 2,540.02 : x
  2. Step 2: Convert to fraction form
    5,501.70/8,251.61 = 2,540.02/x
  3. Step 3: Cross multiply
    5,501.70x = 8,251.61 × 2,540.02
  4. Step 4: Simplify right side
    5,501.70x = 20,959,227.45
  5. Step 5: Solve for x
    x = 20,959,227.45/5,501.70
  6. Step 6: Final answer
    x = 3,809.59

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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.