Home / 11,137.29-16,703.30-3,237.69

Finding the Fourth Proportional to 11,137.29, 16,703.30 and 3,237.69

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Solution

The fourth proportional to 11,137.29, 16,703.30 and 3,237.69 is: 4,855.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137.29 : 16,703.30 = 3,237.69 : x
  2. Step 2: Convert to fraction form
    11,137.29/16,703.30 = 3,237.69/x
  3. Step 3: Cross multiply
    11,137.29x = 16,703.30 × 3,237.69
  4. Step 4: Simplify right side
    11,137.29x = 54,080,159.90
  5. Step 5: Solve for x
    x = 54,080,159.90/11,137.29
  6. Step 6: Final answer
    x = 4,855.78

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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.