Home / 8,450.82-11,662.98-4,674.28

Finding the Fourth Proportional to 8,450.82, 11,662.98 and 4,674.28

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Solution

The fourth proportional to 8,450.82, 11,662.98 and 4,674.28 is: 6,450.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.82 : 11,662.98 = 4,674.28 : x
  2. Step 2: Convert to fraction form
    8,450.82/11,662.98 = 4,674.28/x
  3. Step 3: Cross multiply
    8,450.82x = 11,662.98 × 4,674.28
  4. Step 4: Simplify right side
    8,450.82x = 54,516,034.15
  5. Step 5: Solve for x
    x = 54,516,034.15/8,450.82
  6. Step 6: Final answer
    x = 6,450.98

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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.