Home / 8,450.36-12,676.52-3,519.32

Finding the Fourth Proportional to 8,450.36, 12,676.52 and 3,519.32

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Solution

The fourth proportional to 8,450.36, 12,676.52 and 3,519.32 is: 5,279.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.36 : 12,676.52 = 3,519.32 : x
  2. Step 2: Convert to fraction form
    8,450.36/12,676.52 = 3,519.32/x
  3. Step 3: Cross multiply
    8,450.36x = 12,676.52 × 3,519.32
  4. Step 4: Simplify right side
    8,450.36x = 44,612,730.37
  5. Step 5: Solve for x
    x = 44,612,730.37/8,450.36
  6. Step 6: Final answer
    x = 5,279.39

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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.