Home / 11,233.60-16,826.10-6,859.60

Finding the Fourth Proportional to 11,233.60, 16,826.10 and 6,859.60

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Solution

The fourth proportional to 11,233.60, 16,826.10 and 6,859.60 is: 10,274.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233.60 : 16,826.10 = 6,859.60 : x
  2. Step 2: Convert to fraction form
    11,233.60/16,826.10 = 6,859.60/x
  3. Step 3: Cross multiply
    11,233.60x = 16,826.10 × 6,859.60
  4. Step 4: Simplify right side
    11,233.60x = 115,420,315.56
  5. Step 5: Solve for x
    x = 115,420,315.56/11,233.60
  6. Step 6: Final answer
    x = 10,274.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.