Home / 11,107.06-16,663.23-3,315.67

Finding the Fourth Proportional to 11,107.06, 16,663.23 and 3,315.67

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Solution

The fourth proportional to 11,107.06, 16,663.23 and 3,315.67 is: 4,974.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,107.06 : 16,663.23 = 3,315.67 : x
  2. Step 2: Convert to fraction form
    11,107.06/16,663.23 = 3,315.67/x
  3. Step 3: Cross multiply
    11,107.06x = 16,663.23 × 3,315.67
  4. Step 4: Simplify right side
    11,107.06x = 55,249,755.24
  5. Step 5: Solve for x
    x = 55,249,755.24/11,107.06
  6. Step 6: Final answer
    x = 4,974.29

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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.