Home / 11,525.38-17,290.34-4,127.85

Finding the Fourth Proportional to 11,525.38, 17,290.34 and 4,127.85

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Solution

The fourth proportional to 11,525.38, 17,290.34 and 4,127.85 is: 6,192.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,525.38 : 17,290.34 = 4,127.85 : x
  2. Step 2: Convert to fraction form
    11,525.38/17,290.34 = 4,127.85/x
  3. Step 3: Cross multiply
    11,525.38x = 17,290.34 × 4,127.85
  4. Step 4: Simplify right side
    11,525.38x = 71,371,929.97
  5. Step 5: Solve for x
    x = 71,371,929.97/11,525.38
  6. Step 6: Final answer
    x = 6,192.59

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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.