Home / 11,093.70-16,632.36-5,243.49

Finding the Fourth Proportional to 11,093.70, 16,632.36 and 5,243.49

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Solution

The fourth proportional to 11,093.70, 16,632.36 and 5,243.49 is: 7,861.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,093.70 : 16,632.36 = 5,243.49 : x
  2. Step 2: Convert to fraction form
    11,093.70/16,632.36 = 5,243.49/x
  3. Step 3: Cross multiply
    11,093.70x = 16,632.36 × 5,243.49
  4. Step 4: Simplify right side
    11,093.70x = 87,211,613.34
  5. Step 5: Solve for x
    x = 87,211,613.34/11,093.70
  6. Step 6: Final answer
    x = 7,861.36

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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.