Home / 4,884.91-7,324.63-2,109.85

Finding the Fourth Proportional to 4,884.91, 7,324.63 and 2,109.85

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Solution

The fourth proportional to 4,884.91, 7,324.63 and 2,109.85 is: 3,163.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884.91 : 7,324.63 = 2,109.85 : x
  2. Step 2: Convert to fraction form
    4,884.91/7,324.63 = 2,109.85/x
  3. Step 3: Cross multiply
    4,884.91x = 7,324.63 × 2,109.85
  4. Step 4: Simplify right side
    4,884.91x = 15,453,847.02
  5. Step 5: Solve for x
    x = 15,453,847.02/4,884.91
  6. Step 6: Final answer
    x = 3,163.59

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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.