Home / 8,276.26-11,421.24-4,550.26

Finding the Fourth Proportional to 8,276.26, 11,421.24 and 4,550.26

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Solution

The fourth proportional to 8,276.26, 11,421.24 and 4,550.26 is: 6,279.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276.26 : 11,421.24 = 4,550.26 : x
  2. Step 2: Convert to fraction form
    8,276.26/11,421.24 = 4,550.26/x
  3. Step 3: Cross multiply
    8,276.26x = 11,421.24 × 4,550.26
  4. Step 4: Simplify right side
    8,276.26x = 51,969,611.52
  5. Step 5: Solve for x
    x = 51,969,611.52/8,276.26
  6. Step 6: Final answer
    x = 6,279.36

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Half scale
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Double scale
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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.