Home / 3,192.13-4,788.20-1,892.89

Finding the Fourth Proportional to 3,192.13, 4,788.20 and 1,892.89

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Solution

The fourth proportional to 3,192.13, 4,788.20 and 1,892.89 is: 2,839.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.13 : 4,788.20 = 1,892.89 : x
  2. Step 2: Convert to fraction form
    3,192.13/4,788.20 = 1,892.89/x
  3. Step 3: Cross multiply
    3,192.13x = 4,788.20 × 1,892.89
  4. Step 4: Simplify right side
    3,192.13x = 9,063,535.90
  5. Step 5: Solve for x
    x = 9,063,535.90/3,192.13
  6. Step 6: Final answer
    x = 2,839.34

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Similar ratio
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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.