Home / 8,296.20-12,453.30-7,377.66

Finding the Fourth Proportional to 8,296.20, 12,453.30 and 7,377.66

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Solution

The fourth proportional to 8,296.20, 12,453.30 and 7,377.66 is: 11,074.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,296.20 : 12,453.30 = 7,377.66 : x
  2. Step 2: Convert to fraction form
    8,296.20/12,453.30 = 7,377.66/x
  3. Step 3: Cross multiply
    8,296.20x = 12,453.30 × 7,377.66
  4. Step 4: Simplify right side
    8,296.20x = 91,876,213.28
  5. Step 5: Solve for x
    x = 91,876,213.28/8,296.20
  6. Step 6: Final answer
    x = 11,074.49

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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.