Home / 8,101.69-11,180.97-4,517.81

Finding the Fourth Proportional to 8,101.69, 11,180.97 and 4,517.81

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Solution

The fourth proportional to 8,101.69, 11,180.97 and 4,517.81 is: 6,234.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101.69 : 11,180.97 = 4,517.81 : x
  2. Step 2: Convert to fraction form
    8,101.69/11,180.97 = 4,517.81/x
  3. Step 3: Cross multiply
    8,101.69x = 11,180.97 × 4,517.81
  4. Step 4: Simplify right side
    8,101.69x = 50,513,484.10
  5. Step 5: Solve for x
    x = 50,513,484.10/8,101.69
  6. Step 6: Final answer
    x = 6,234.93

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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.