Home / 11,859.96-16,366.14-6,825

Finding the Fourth Proportional to 11,859.96, 16,366.14 and 6,825

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Solution

The fourth proportional to 11,859.96, 16,366.14 and 6,825 is: 9,418.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,859.96 : 16,366.14 = 6,825 : x
  2. Step 2: Convert to fraction form
    11,859.96/16,366.14 = 6,825/x
  3. Step 3: Cross multiply
    11,859.96x = 16,366.14 × 6,825
  4. Step 4: Simplify right side
    11,859.96x = 111,698,905.50
  5. Step 5: Solve for x
    x = 111,698,905.50/11,859.96
  6. Step 6: Final answer
    x = 9,418.15

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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.