Home / 11,895.80-17,851.92-4,104.64

Finding the Fourth Proportional to 11,895.80, 17,851.92 and 4,104.64

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Solution

The fourth proportional to 11,895.80, 17,851.92 and 4,104.64 is: 6,159.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,895.80 : 17,851.92 = 4,104.64 : x
  2. Step 2: Convert to fraction form
    11,895.80/17,851.92 = 4,104.64/x
  3. Step 3: Cross multiply
    11,895.80x = 17,851.92 × 4,104.64
  4. Step 4: Simplify right side
    11,895.80x = 73,275,704.91
  5. Step 5: Solve for x
    x = 73,275,704.91/11,895.80
  6. Step 6: Final answer
    x = 6,159.80

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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.