Home / 7,676.43-11,505.30-4,336.39

Finding the Fourth Proportional to 7,676.43, 11,505.30 and 4,336.39

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Solution

The fourth proportional to 7,676.43, 11,505.30 and 4,336.39 is: 6,499.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,676.43 : 11,505.30 = 4,336.39 : x
  2. Step 2: Convert to fraction form
    7,676.43/11,505.30 = 4,336.39/x
  3. Step 3: Cross multiply
    7,676.43x = 11,505.30 × 4,336.39
  4. Step 4: Simplify right side
    7,676.43x = 49,891,467.87
  5. Step 5: Solve for x
    x = 49,891,467.87/7,676.43
  6. Step 6: Final answer
    x = 6,499.31

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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.