Home / 10,841.44-16,245.20-8,382.32

Finding the Fourth Proportional to 10,841.44, 16,245.20 and 8,382.32

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Solution

The fourth proportional to 10,841.44, 16,245.20 and 8,382.32 is: 12,560.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,841.44 : 16,245.20 = 8,382.32 : x
  2. Step 2: Convert to fraction form
    10,841.44/16,245.20 = 8,382.32/x
  3. Step 3: Cross multiply
    10,841.44x = 16,245.20 × 8,382.32
  4. Step 4: Simplify right side
    10,841.44x = 136,172,464.86
  5. Step 5: Solve for x
    x = 136,172,464.86/10,841.44
  6. Step 6: Final answer
    x = 12,560.37

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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.