Home / 11,933.13-16,467.25-6,628.28

Finding the Fourth Proportional to 11,933.13, 16,467.25 and 6,628.28

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Solution

The fourth proportional to 11,933.13, 16,467.25 and 6,628.28 is: 9,146.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,933.13 : 16,467.25 = 6,628.28 : x
  2. Step 2: Convert to fraction form
    11,933.13/16,467.25 = 6,628.28/x
  3. Step 3: Cross multiply
    11,933.13x = 16,467.25 × 6,628.28
  4. Step 4: Simplify right side
    11,933.13x = 109,149,543.83
  5. Step 5: Solve for x
    x = 109,149,543.83/11,933.13
  6. Step 6: Final answer
    x = 9,146.77

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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.