Home / 11,295.54-16,918.65-6,899.67

Finding the Fourth Proportional to 11,295.54, 16,918.65 and 6,899.67

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Solution

The fourth proportional to 11,295.54, 16,918.65 and 6,899.67 is: 10,334.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,295.54 : 16,918.65 = 6,899.67 : x
  2. Step 2: Convert to fraction form
    11,295.54/16,918.65 = 6,899.67/x
  3. Step 3: Cross multiply
    11,295.54x = 16,918.65 × 6,899.67
  4. Step 4: Simplify right side
    11,295.54x = 116,733,101.85
  5. Step 5: Solve for x
    x = 116,733,101.85/11,295.54
  6. Step 6: Final answer
    x = 10,334.44

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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.