Home / 11,933.31-16,467.97-6,628.62

Finding the Fourth Proportional to 11,933.31, 16,467.97 and 6,628.62

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Solution

The fourth proportional to 11,933.31, 16,467.97 and 6,628.62 is: 9,147.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,933.31 : 16,467.97 = 6,628.62 : x
  2. Step 2: Convert to fraction form
    11,933.31/16,467.97 = 6,628.62/x
  3. Step 3: Cross multiply
    11,933.31x = 16,467.97 × 6,628.62
  4. Step 4: Simplify right side
    11,933.31x = 109,159,915.30
  5. Step 5: Solve for x
    x = 109,159,915.30/11,933.31
  6. Step 6: Final answer
    x = 9,147.50

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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.