Home / 11,514.90-17,270.49-4,118.10

Finding the Fourth Proportional to 11,514.90, 17,270.49 and 4,118.10

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Solution

The fourth proportional to 11,514.90, 17,270.49 and 4,118.10 is: 6,176.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,514.90 : 17,270.49 = 4,118.10 : x
  2. Step 2: Convert to fraction form
    11,514.90/17,270.49 = 4,118.10/x
  3. Step 3: Cross multiply
    11,514.90x = 17,270.49 × 4,118.10
  4. Step 4: Simplify right side
    11,514.90x = 71,121,604.87
  5. Step 5: Solve for x
    x = 71,121,604.87/11,514.90
  6. Step 6: Final answer
    x = 6,176.48

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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.