Home / 11,040.87-16,561.32-4,467.11

Finding the Fourth Proportional to 11,040.87, 16,561.32 and 4,467.11

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Solution

The fourth proportional to 11,040.87, 16,561.32 and 4,467.11 is: 6,700.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.87 : 16,561.32 = 4,467.11 : x
  2. Step 2: Convert to fraction form
    11,040.87/16,561.32 = 4,467.11/x
  3. Step 3: Cross multiply
    11,040.87x = 16,561.32 × 4,467.11
  4. Step 4: Simplify right side
    11,040.87x = 73,981,289.12
  5. Step 5: Solve for x
    x = 73,981,289.12/11,040.87
  6. Step 6: Final answer
    x = 6,700.67

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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.