Home / 5,519.72-8,279.76-2,010.44

Finding the Fourth Proportional to 5,519.72, 8,279.76 and 2,010.44

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Solution

The fourth proportional to 5,519.72, 8,279.76 and 2,010.44 is: 3,015.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.72 : 8,279.76 = 2,010.44 : x
  2. Step 2: Convert to fraction form
    5,519.72/8,279.76 = 2,010.44/x
  3. Step 3: Cross multiply
    5,519.72x = 8,279.76 × 2,010.44
  4. Step 4: Simplify right side
    5,519.72x = 16,645,960.69
  5. Step 5: Solve for x
    x = 16,645,960.69/5,519.72
  6. Step 6: Final answer
    x = 3,015.73

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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.