Home / 11,174.43-16,756.48-6,495.78

Finding the Fourth Proportional to 11,174.43, 16,756.48 and 6,495.78

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Solution

The fourth proportional to 11,174.43, 16,756.48 and 6,495.78 is: 9,740.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,174.43 : 16,756.48 = 6,495.78 : x
  2. Step 2: Convert to fraction form
    11,174.43/16,756.48 = 6,495.78/x
  3. Step 3: Cross multiply
    11,174.43x = 16,756.48 × 6,495.78
  4. Step 4: Simplify right side
    11,174.43x = 108,846,407.65
  5. Step 5: Solve for x
    x = 108,846,407.65/11,174.43
  6. Step 6: Final answer
    x = 9,740.67

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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.