Home / 11,934.35-16,469.10-6,629.18

Finding the Fourth Proportional to 11,934.35, 16,469.10 and 6,629.18

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Solution

The fourth proportional to 11,934.35, 16,469.10 and 6,629.18 is: 9,148.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,934.35 : 16,469.10 = 6,629.18 : x
  2. Step 2: Convert to fraction form
    11,934.35/16,469.10 = 6,629.18/x
  3. Step 3: Cross multiply
    11,934.35x = 16,469.10 × 6,629.18
  4. Step 4: Simplify right side
    11,934.35x = 109,176,545.99
  5. Step 5: Solve for x
    x = 109,176,545.99/11,934.35
  6. Step 6: Final answer
    x = 9,148.09

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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.