Home / 11,790.18-16,269.66-7,695.09

Finding the Fourth Proportional to 11,790.18, 16,269.66 and 7,695.09

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Solution

The fourth proportional to 11,790.18, 16,269.66 and 7,695.09 is: 10,618.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,790.18 : 16,269.66 = 7,695.09 : x
  2. Step 2: Convert to fraction form
    11,790.18/16,269.66 = 7,695.09/x
  3. Step 3: Cross multiply
    11,790.18x = 16,269.66 × 7,695.09
  4. Step 4: Simplify right side
    11,790.18x = 125,196,497.97
  5. Step 5: Solve for x
    x = 125,196,497.97/11,790.18
  6. Step 6: Final answer
    x = 10,618.71

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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.