Home / 8,504.24-11,738.16-5,519.90

Finding the Fourth Proportional to 8,504.24, 11,738.16 and 5,519.90

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Solution

The fourth proportional to 8,504.24, 11,738.16 and 5,519.90 is: 7,618.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,504.24 : 11,738.16 = 5,519.90 : x
  2. Step 2: Convert to fraction form
    8,504.24/11,738.16 = 5,519.90/x
  3. Step 3: Cross multiply
    8,504.24x = 11,738.16 × 5,519.90
  4. Step 4: Simplify right side
    8,504.24x = 64,793,469.38
  5. Step 5: Solve for x
    x = 64,793,469.38/8,504.24
  6. Step 6: Final answer
    x = 7,618.96

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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.