Home / 11,682.16-17,525.57-3,786.68

Finding the Fourth Proportional to 11,682.16, 17,525.57 and 3,786.68

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Solution

The fourth proportional to 11,682.16, 17,525.57 and 3,786.68 is: 5,680.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,682.16 : 17,525.57 = 3,786.68 : x
  2. Step 2: Convert to fraction form
    11,682.16/17,525.57 = 3,786.68/x
  3. Step 3: Cross multiply
    11,682.16x = 17,525.57 × 3,786.68
  4. Step 4: Simplify right side
    11,682.16x = 66,363,750.29
  5. Step 5: Solve for x
    x = 66,363,750.29/11,682.16
  6. Step 6: Final answer
    x = 5,680.78

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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.