Home / 11,247.41-15,516.24-7,269.80

Finding the Fourth Proportional to 11,247.41, 15,516.24 and 7,269.80

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Solution

The fourth proportional to 11,247.41, 15,516.24 and 7,269.80 is: 10,028.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247.41 : 15,516.24 = 7,269.80 : x
  2. Step 2: Convert to fraction form
    11,247.41/15,516.24 = 7,269.80/x
  3. Step 3: Cross multiply
    11,247.41x = 15,516.24 × 7,269.80
  4. Step 4: Simplify right side
    11,247.41x = 112,799,961.55
  5. Step 5: Solve for x
    x = 112,799,961.55/11,247.41
  6. Step 6: Final answer
    x = 10,028.97

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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.