Home / 11,741.76-16,149.60-9,601.92

Finding the Fourth Proportional to 11,741.76, 16,149.60 and 9,601.92

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Solution

The fourth proportional to 11,741.76, 16,149.60 and 9,601.92 is: 13,206.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741.76 : 16,149.60 = 9,601.92 : x
  2. Step 2: Convert to fraction form
    11,741.76/16,149.60 = 9,601.92/x
  3. Step 3: Cross multiply
    11,741.76x = 16,149.60 × 9,601.92
  4. Step 4: Simplify right side
    11,741.76x = 155,067,167.23
  5. Step 5: Solve for x
    x = 155,067,167.23/11,741.76
  6. Step 6: Final answer
    x = 13,206.47

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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.