Home / 11,932.58-17,897.48-3,168.18

Finding the Fourth Proportional to 11,932.58, 17,897.48 and 3,168.18

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Solution

The fourth proportional to 11,932.58, 17,897.48 and 3,168.18 is: 4,751.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,932.58 : 17,897.48 = 3,168.18 : x
  2. Step 2: Convert to fraction form
    11,932.58/17,897.48 = 3,168.18/x
  3. Step 3: Cross multiply
    11,932.58x = 17,897.48 × 3,168.18
  4. Step 4: Simplify right side
    11,932.58x = 56,702,348.70
  5. Step 5: Solve for x
    x = 56,702,348.70/11,932.58
  6. Step 6: Final answer
    x = 4,751.89

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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.