Home / 11,933.65-16,467.73-6,628.15

Finding the Fourth Proportional to 11,933.65, 16,467.73 and 6,628.15

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Solution

The fourth proportional to 11,933.65, 16,467.73 and 6,628.15 is: 9,146.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,933.65 : 16,467.73 = 6,628.15 : x
  2. Step 2: Convert to fraction form
    11,933.65/16,467.73 = 6,628.15/x
  3. Step 3: Cross multiply
    11,933.65x = 16,467.73 × 6,628.15
  4. Step 4: Simplify right side
    11,933.65x = 109,150,584.60
  5. Step 5: Solve for x
    x = 109,150,584.60/11,933.65
  6. Step 6: Final answer
    x = 9,146.45

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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.