Home / 11,119.23-16,678.83-4,458.73

Finding the Fourth Proportional to 11,119.23, 16,678.83 and 4,458.73

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Solution

The fourth proportional to 11,119.23, 16,678.83 and 4,458.73 is: 6,688.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119.23 : 16,678.83 = 4,458.73 : x
  2. Step 2: Convert to fraction form
    11,119.23/16,678.83 = 4,458.73/x
  3. Step 3: Cross multiply
    11,119.23x = 16,678.83 × 4,458.73
  4. Step 4: Simplify right side
    11,119.23x = 74,366,399.69
  5. Step 5: Solve for x
    x = 74,366,399.69/11,119.23
  6. Step 6: Final answer
    x = 6,688.09

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Similar ratio
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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.