Home / 11,196.14-15,452.09-6,479.51

Finding the Fourth Proportional to 11,196.14, 15,452.09 and 6,479.51

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Solution

The fourth proportional to 11,196.14, 15,452.09 and 6,479.51 is: 8,942.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,196.14 : 15,452.09 = 6,479.51 : x
  2. Step 2: Convert to fraction form
    11,196.14/15,452.09 = 6,479.51/x
  3. Step 3: Cross multiply
    11,196.14x = 15,452.09 × 6,479.51
  4. Step 4: Simplify right side
    11,196.14x = 100,121,862.02
  5. Step 5: Solve for x
    x = 100,121,862.02/11,196.14
  6. Step 6: Final answer
    x = 8,942.54

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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.