Home / 8,450.88-11,665.68-5,770.96

Finding the Fourth Proportional to 8,450.88, 11,665.68 and 5,770.96

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Solution

The fourth proportional to 8,450.88, 11,665.68 and 5,770.96 is: 7,966.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.88 : 11,665.68 = 5,770.96 : x
  2. Step 2: Convert to fraction form
    8,450.88/11,665.68 = 5,770.96/x
  3. Step 3: Cross multiply
    8,450.88x = 11,665.68 × 5,770.96
  4. Step 4: Simplify right side
    8,450.88x = 67,322,172.65
  5. Step 5: Solve for x
    x = 67,322,172.65/8,450.88
  6. Step 6: Final answer
    x = 7,966.29

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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.