Home / 3,679.30-5,518.94-2,588.54

Finding the Fourth Proportional to 3,679.30, 5,518.94 and 2,588.54

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Solution

The fourth proportional to 3,679.30, 5,518.94 and 2,588.54 is: 3,882.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679.30 : 5,518.94 = 2,588.54 : x
  2. Step 2: Convert to fraction form
    3,679.30/5,518.94 = 2,588.54/x
  3. Step 3: Cross multiply
    3,679.30x = 5,518.94 × 2,588.54
  4. Step 4: Simplify right side
    3,679.30x = 14,285,996.95
  5. Step 5: Solve for x
    x = 14,285,996.95/3,679.30
  6. Step 6: Final answer
    x = 3,882.80

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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.