Home / 7,769.42-11,651.38-2,504.21

Finding the Fourth Proportional to 7,769.42, 11,651.38 and 2,504.21

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Solution

The fourth proportional to 7,769.42, 11,651.38 and 2,504.21 is: 3,755.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769.42 : 11,651.38 = 2,504.21 : x
  2. Step 2: Convert to fraction form
    7,769.42/11,651.38 = 2,504.21/x
  3. Step 3: Cross multiply
    7,769.42x = 11,651.38 × 2,504.21
  4. Step 4: Simplify right side
    7,769.42x = 29,177,525.18
  5. Step 5: Solve for x
    x = 29,177,525.18/7,769.42
  6. Step 6: Final answer
    x = 3,755.43

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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.