Home / 11,673.07-16,110.22-6,638.04

Finding the Fourth Proportional to 11,673.07, 16,110.22 and 6,638.04

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Solution

The fourth proportional to 11,673.07, 16,110.22 and 6,638.04 is: 9,161.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,673.07 : 16,110.22 = 6,638.04 : x
  2. Step 2: Convert to fraction form
    11,673.07/16,110.22 = 6,638.04/x
  3. Step 3: Cross multiply
    11,673.07x = 16,110.22 × 6,638.04
  4. Step 4: Simplify right side
    11,673.07x = 106,940,311.99
  5. Step 5: Solve for x
    x = 106,940,311.99/11,673.07
  6. Step 6: Final answer
    x = 9,161.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.