Home / 11,135.12-16,701.24-5,295.44

Finding the Fourth Proportional to 11,135.12, 16,701.24 and 5,295.44

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Solution

The fourth proportional to 11,135.12, 16,701.24 and 5,295.44 is: 7,942.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.12 : 16,701.24 = 5,295.44 : x
  2. Step 2: Convert to fraction form
    11,135.12/16,701.24 = 5,295.44/x
  3. Step 3: Cross multiply
    11,135.12x = 16,701.24 × 5,295.44
  4. Step 4: Simplify right side
    11,135.12x = 88,440,414.35
  5. Step 5: Solve for x
    x = 88,440,414.35/11,135.12
  6. Step 6: Final answer
    x = 7,942.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.