Home / 11,934.06-16,469.51-6,629.37

Finding the Fourth Proportional to 11,934.06, 16,469.51 and 6,629.37

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Solution

The fourth proportional to 11,934.06, 16,469.51 and 6,629.37 is: 9,148.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,934.06 : 16,469.51 = 6,629.37 : x
  2. Step 2: Convert to fraction form
    11,934.06/16,469.51 = 6,629.37/x
  3. Step 3: Cross multiply
    11,934.06x = 16,469.51 × 6,629.37
  4. Step 4: Simplify right side
    11,934.06x = 109,182,442.36
  5. Step 5: Solve for x
    x = 109,182,442.36/11,934.06
  6. Step 6: Final answer
    x = 9,148.81

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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.