Home / 11,231.58-15,500.04-6,196.38

Finding the Fourth Proportional to 11,231.58, 15,500.04 and 6,196.38

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Solution

The fourth proportional to 11,231.58, 15,500.04 and 6,196.38 is: 8,551.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231.58 : 15,500.04 = 6,196.38 : x
  2. Step 2: Convert to fraction form
    11,231.58/15,500.04 = 6,196.38/x
  3. Step 3: Cross multiply
    11,231.58x = 15,500.04 × 6,196.38
  4. Step 4: Simplify right side
    11,231.58x = 96,044,137.86
  5. Step 5: Solve for x
    x = 96,044,137.86/11,231.58
  6. Step 6: Final answer
    x = 8,551.26

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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.