Home / 11,254.97-16,882.91-3,860.16

Finding the Fourth Proportional to 11,254.97, 16,882.91 and 3,860.16

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Solution

The fourth proportional to 11,254.97, 16,882.91 and 3,860.16 is: 5,790.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.97 : 16,882.91 = 3,860.16 : x
  2. Step 2: Convert to fraction form
    11,254.97/16,882.91 = 3,860.16/x
  3. Step 3: Cross multiply
    11,254.97x = 16,882.91 × 3,860.16
  4. Step 4: Simplify right side
    11,254.97x = 65,170,714.56
  5. Step 5: Solve for x
    x = 65,170,714.56/11,254.97
  6. Step 6: Final answer
    x = 5,790.40

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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.