Home / 10,936.56-15,092.46-6,220.86

Finding the Fourth Proportional to 10,936.56, 15,092.46 and 6,220.86

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Solution

The fourth proportional to 10,936.56, 15,092.46 and 6,220.86 is: 8,584.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936.56 : 15,092.46 = 6,220.86 : x
  2. Step 2: Convert to fraction form
    10,936.56/15,092.46 = 6,220.86/x
  3. Step 3: Cross multiply
    10,936.56x = 15,092.46 × 6,220.86
  4. Step 4: Simplify right side
    10,936.56x = 93,888,080.72
  5. Step 5: Solve for x
    x = 93,888,080.72/10,936.56
  6. Step 6: Final answer
    x = 8,584.79

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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.