Home / 11,446.29-17,169.27-3,126.12

Finding the Fourth Proportional to 11,446.29, 17,169.27 and 3,126.12

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Solution

The fourth proportional to 11,446.29, 17,169.27 and 3,126.12 is: 4,689.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,446.29 : 17,169.27 = 3,126.12 : x
  2. Step 2: Convert to fraction form
    11,446.29/17,169.27 = 3,126.12/x
  3. Step 3: Cross multiply
    11,446.29x = 17,169.27 × 3,126.12
  4. Step 4: Simplify right side
    11,446.29x = 53,673,198.33
  5. Step 5: Solve for x
    x = 53,673,198.33/11,446.29
  6. Step 6: Final answer
    x = 4,689.13

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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.