Home / 11,883.85-17,843.30-6,629.12

Finding the Fourth Proportional to 11,883.85, 17,843.30 and 6,629.12

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Solution

The fourth proportional to 11,883.85, 17,843.30 and 6,629.12 is: 9,953.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,883.85 : 17,843.30 = 6,629.12 : x
  2. Step 2: Convert to fraction form
    11,883.85/17,843.30 = 6,629.12/x
  3. Step 3: Cross multiply
    11,883.85x = 17,843.30 × 6,629.12
  4. Step 4: Simplify right side
    11,883.85x = 118,285,376.90
  5. Step 5: Solve for x
    x = 118,285,376.90/11,883.85
  6. Step 6: Final answer
    x = 9,953.46

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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.