Home / 3,199.84-4,799.70-1,892.66

Finding the Fourth Proportional to 3,199.84, 4,799.70 and 1,892.66

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Solution

The fourth proportional to 3,199.84, 4,799.70 and 1,892.66 is: 2,838.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.84 : 4,799.70 = 1,892.66 : x
  2. Step 2: Convert to fraction form
    3,199.84/4,799.70 = 1,892.66/x
  3. Step 3: Cross multiply
    3,199.84x = 4,799.70 × 1,892.66
  4. Step 4: Simplify right side
    3,199.84x = 9,084,200.20
  5. Step 5: Solve for x
    x = 9,084,200.20/3,199.84
  6. Step 6: Final answer
    x = 2,838.95

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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.