Home / 5,799.79-8,694.45-2,101.15

Finding the Fourth Proportional to 5,799.79, 8,694.45 and 2,101.15

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Solution

The fourth proportional to 5,799.79, 8,694.45 and 2,101.15 is: 3,149.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,799.79 : 8,694.45 = 2,101.15 : x
  2. Step 2: Convert to fraction form
    5,799.79/8,694.45 = 2,101.15/x
  3. Step 3: Cross multiply
    5,799.79x = 8,694.45 × 2,101.15
  4. Step 4: Simplify right side
    5,799.79x = 18,268,343.62
  5. Step 5: Solve for x
    x = 18,268,343.62/5,799.79
  6. Step 6: Final answer
    x = 3,149.83

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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.