Home / 11,808.26-16,295.20-6,503.57

Finding the Fourth Proportional to 11,808.26, 16,295.20 and 6,503.57

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Solution

The fourth proportional to 11,808.26, 16,295.20 and 6,503.57 is: 8,974.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808.26 : 16,295.20 = 6,503.57 : x
  2. Step 2: Convert to fraction form
    11,808.26/16,295.20 = 6,503.57/x
  3. Step 3: Cross multiply
    11,808.26x = 16,295.20 × 6,503.57
  4. Step 4: Simplify right side
    11,808.26x = 105,976,859.87
  5. Step 5: Solve for x
    x = 105,976,859.87/11,808.26
  6. Step 6: Final answer
    x = 8,974.81

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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.