Home / 11,126.27-16,695.97-4,111.25

Finding the Fourth Proportional to 11,126.27, 16,695.97 and 4,111.25

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Solution

The fourth proportional to 11,126.27, 16,695.97 and 4,111.25 is: 6,169.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.27 : 16,695.97 = 4,111.25 : x
  2. Step 2: Convert to fraction form
    11,126.27/16,695.97 = 4,111.25/x
  3. Step 3: Cross multiply
    11,126.27x = 16,695.97 × 4,111.25
  4. Step 4: Simplify right side
    11,126.27x = 68,641,306.66
  5. Step 5: Solve for x
    x = 68,641,306.66/11,126.27
  6. Step 6: Final answer
    x = 6,169.30

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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.