Home / 11,831.87-16,331.33-8,295.95

Finding the Fourth Proportional to 11,831.87, 16,331.33 and 8,295.95

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Solution

The fourth proportional to 11,831.87, 16,331.33 and 8,295.95 is: 11,450.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831.87 : 16,331.33 = 8,295.95 : x
  2. Step 2: Convert to fraction form
    11,831.87/16,331.33 = 8,295.95/x
  3. Step 3: Cross multiply
    11,831.87x = 16,331.33 × 8,295.95
  4. Step 4: Simplify right side
    11,831.87x = 135,483,773.98
  5. Step 5: Solve for x
    x = 135,483,773.98/11,831.87
  6. Step 6: Final answer
    x = 11,450.75

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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.