Home / 11,942.73-16,480.57-6,565.18

Finding the Fourth Proportional to 11,942.73, 16,480.57 and 6,565.18

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Solution

The fourth proportional to 11,942.73, 16,480.57 and 6,565.18 is: 9,059.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942.73 : 16,480.57 = 6,565.18 : x
  2. Step 2: Convert to fraction form
    11,942.73/16,480.57 = 6,565.18/x
  3. Step 3: Cross multiply
    11,942.73x = 16,480.57 × 6,565.18
  4. Step 4: Simplify right side
    11,942.73x = 108,197,908.55
  5. Step 5: Solve for x
    x = 108,197,908.55/11,942.73
  6. Step 6: Final answer
    x = 9,059.73

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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.