Home / 11,245.68-15,519.23-7,273.71

Finding the Fourth Proportional to 11,245.68, 15,519.23 and 7,273.71

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Solution

The fourth proportional to 11,245.68, 15,519.23 and 7,273.71 is: 10,037.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,245.68 : 15,519.23 = 7,273.71 : x
  2. Step 2: Convert to fraction form
    11,245.68/15,519.23 = 7,273.71/x
  3. Step 3: Cross multiply
    11,245.68x = 15,519.23 × 7,273.71
  4. Step 4: Simplify right side
    11,245.68x = 112,882,378.44
  5. Step 5: Solve for x
    x = 112,882,378.44/11,245.68
  6. Step 6: Final answer
    x = 10,037.84

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Double scale
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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.