Home / 10,706.97-16,060.34-4,128.54

Finding the Fourth Proportional to 10,706.97, 16,060.34 and 4,128.54

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Solution

The fourth proportional to 10,706.97, 16,060.34 and 4,128.54 is: 6,192.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,706.97 : 16,060.34 = 4,128.54 : x
  2. Step 2: Convert to fraction form
    10,706.97/16,060.34 = 4,128.54/x
  3. Step 3: Cross multiply
    10,706.97x = 16,060.34 × 4,128.54
  4. Step 4: Simplify right side
    10,706.97x = 66,305,735.46
  5. Step 5: Solve for x
    x = 66,305,735.46/10,706.97
  6. Step 6: Final answer
    x = 6,192.76

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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.