Home / 11,460.80-17,161.98-7,553.36

Finding the Fourth Proportional to 11,460.80, 17,161.98 and 7,553.36

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Solution

The fourth proportional to 11,460.80, 17,161.98 and 7,553.36 is: 11,310.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,460.80 : 17,161.98 = 7,553.36 : x
  2. Step 2: Convert to fraction form
    11,460.80/17,161.98 = 7,553.36/x
  3. Step 3: Cross multiply
    11,460.80x = 17,161.98 × 7,553.36
  4. Step 4: Simplify right side
    11,460.80x = 129,630,613.25
  5. Step 5: Solve for x
    x = 129,630,613.25/11,460.80
  6. Step 6: Final answer
    x = 11,310.78

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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.