Home / 8,245.52-11,379.19-5,858.05

Finding the Fourth Proportional to 8,245.52, 11,379.19 and 5,858.05

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Solution

The fourth proportional to 8,245.52, 11,379.19 and 5,858.05 is: 8,084.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.52 : 11,379.19 = 5,858.05 : x
  2. Step 2: Convert to fraction form
    8,245.52/11,379.19 = 5,858.05/x
  3. Step 3: Cross multiply
    8,245.52x = 11,379.19 × 5,858.05
  4. Step 4: Simplify right side
    8,245.52x = 66,659,792.44
  5. Step 5: Solve for x
    x = 66,659,792.44/8,245.52
  6. Step 6: Final answer
    x = 8,084.36

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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.