Home / 8,656.26-11,945.61-4,879.44

Finding the Fourth Proportional to 8,656.26, 11,945.61 and 4,879.44

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Solution

The fourth proportional to 8,656.26, 11,945.61 and 4,879.44 is: 6,733.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,656.26 : 11,945.61 = 4,879.44 : x
  2. Step 2: Convert to fraction form
    8,656.26/11,945.61 = 4,879.44/x
  3. Step 3: Cross multiply
    8,656.26x = 11,945.61 × 4,879.44
  4. Step 4: Simplify right side
    8,656.26x = 58,287,887.26
  5. Step 5: Solve for x
    x = 58,287,887.26/8,656.26
  6. Step 6: Final answer
    x = 6,733.61

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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.