Home / 11,934.24-16,467.60-6,628.56

Finding the Fourth Proportional to 11,934.24, 16,467.60 and 6,628.56

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Solution

The fourth proportional to 11,934.24, 16,467.60 and 6,628.56 is: 9,146.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,934.24 : 16,467.60 = 6,628.56 : x
  2. Step 2: Convert to fraction form
    11,934.24/16,467.60 = 6,628.56/x
  3. Step 3: Cross multiply
    11,934.24x = 16,467.60 × 6,628.56
  4. Step 4: Simplify right side
    11,934.24x = 109,156,474.66
  5. Step 5: Solve for x
    x = 109,156,474.66/11,934.24
  6. Step 6: Final answer
    x = 9,146.50

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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.