Home / 11,516.27-15,895.11-6,738.44

Finding the Fourth Proportional to 11,516.27, 15,895.11 and 6,738.44

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Solution

The fourth proportional to 11,516.27, 15,895.11 and 6,738.44 is: 9,300.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,516.27 : 15,895.11 = 6,738.44 : x
  2. Step 2: Convert to fraction form
    11,516.27/15,895.11 = 6,738.44/x
  3. Step 3: Cross multiply
    11,516.27x = 15,895.11 × 6,738.44
  4. Step 4: Simplify right side
    11,516.27x = 107,108,245.03
  5. Step 5: Solve for x
    x = 107,108,245.03/11,516.27
  6. Step 6: Final answer
    x = 9,300.60

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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.