Home / 11,004.40-16,474.20-7,310.80

Finding the Fourth Proportional to 11,004.40, 16,474.20 and 7,310.80

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Solution

The fourth proportional to 11,004.40, 16,474.20 and 7,310.80 is: 10,944.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,004.40 : 16,474.20 = 7,310.80 : x
  2. Step 2: Convert to fraction form
    11,004.40/16,474.20 = 7,310.80/x
  3. Step 3: Cross multiply
    11,004.40x = 16,474.20 × 7,310.80
  4. Step 4: Simplify right side
    11,004.40x = 120,439,581.36
  5. Step 5: Solve for x
    x = 120,439,581.36/11,004.40
  6. Step 6: Final answer
    x = 10,944.67

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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.