Home / 11,924.75-16,453.71-6,618.44

Finding the Fourth Proportional to 11,924.75, 16,453.71 and 6,618.44

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Solution

The fourth proportional to 11,924.75, 16,453.71 and 6,618.44 is: 9,132.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924.75 : 16,453.71 = 6,618.44 : x
  2. Step 2: Convert to fraction form
    11,924.75/16,453.71 = 6,618.44/x
  3. Step 3: Cross multiply
    11,924.75x = 16,453.71 × 6,618.44
  4. Step 4: Simplify right side
    11,924.75x = 108,897,810.14
  5. Step 5: Solve for x
    x = 108,897,810.14/11,924.75
  6. Step 6: Final answer
    x = 9,132.09

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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.