Home / 11,791.08-16,285.86-10,238.58

Finding the Fourth Proportional to 11,791.08, 16,285.86 and 10,238.58

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Solution

The fourth proportional to 11,791.08, 16,285.86 and 10,238.58 is: 14,141.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,791.08 : 16,285.86 = 10,238.58 : x
  2. Step 2: Convert to fraction form
    11,791.08/16,285.86 = 10,238.58/x
  3. Step 3: Cross multiply
    11,791.08x = 16,285.86 × 10,238.58
  4. Step 4: Simplify right side
    11,791.08x = 166,744,080.48
  5. Step 5: Solve for x
    x = 166,744,080.48/11,791.08
  6. Step 6: Final answer
    x = 14,141.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.