Home / 11,933.16-16,467.77-6,628.03

Finding the Fourth Proportional to 11,933.16, 16,467.77 and 6,628.03

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Solution

The fourth proportional to 11,933.16, 16,467.77 and 6,628.03 is: 9,146.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,933.16 : 16,467.77 = 6,628.03 : x
  2. Step 2: Convert to fraction form
    11,933.16/16,467.77 = 6,628.03/x
  3. Step 3: Cross multiply
    11,933.16x = 16,467.77 × 6,628.03
  4. Step 4: Simplify right side
    11,933.16x = 109,148,848.99
  5. Step 5: Solve for x
    x = 109,148,848.99/11,933.16
  6. Step 6: Final answer
    x = 9,146.69

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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.