Home / 11,427.72-17,133.53-4,401.85

Finding the Fourth Proportional to 11,427.72, 17,133.53 and 4,401.85

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Solution

The fourth proportional to 11,427.72, 17,133.53 and 4,401.85 is: 6,599.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,427.72 : 17,133.53 = 4,401.85 : x
  2. Step 2: Convert to fraction form
    11,427.72/17,133.53 = 4,401.85/x
  3. Step 3: Cross multiply
    11,427.72x = 17,133.53 × 4,401.85
  4. Step 4: Simplify right side
    11,427.72x = 75,419,240.04
  5. Step 5: Solve for x
    x = 75,419,240.04/11,427.72
  6. Step 6: Final answer
    x = 6,599.67

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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.