Home / 7,786.05-11,675.57-2,238.14

Finding the Fourth Proportional to 7,786.05, 11,675.57 and 2,238.14

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Solution

The fourth proportional to 7,786.05, 11,675.57 and 2,238.14 is: 3,356.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786.05 : 11,675.57 = 2,238.14 : x
  2. Step 2: Convert to fraction form
    7,786.05/11,675.57 = 2,238.14/x
  3. Step 3: Cross multiply
    7,786.05x = 11,675.57 × 2,238.14
  4. Step 4: Simplify right side
    7,786.05x = 26,131,490.67
  5. Step 5: Solve for x
    x = 26,131,490.67/7,786.05
  6. Step 6: Final answer
    x = 3,356.19

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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.