Home / 11,146.91-16,722.94-3,751.18

Finding the Fourth Proportional to 11,146.91, 16,722.94 and 3,751.18

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Solution

The fourth proportional to 11,146.91, 16,722.94 and 3,751.18 is: 5,627.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,146.91 : 16,722.94 = 3,751.18 : x
  2. Step 2: Convert to fraction form
    11,146.91/16,722.94 = 3,751.18/x
  3. Step 3: Cross multiply
    11,146.91x = 16,722.94 × 3,751.18
  4. Step 4: Simplify right side
    11,146.91x = 62,730,706.88
  5. Step 5: Solve for x
    x = 62,730,706.88/11,146.91
  6. Step 6: Final answer
    x = 5,627.63

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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.