Home / 2,892.29-4,338.97-1,161.05

Finding the Fourth Proportional to 2,892.29, 4,338.97 and 1,161.05

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Solution

The fourth proportional to 2,892.29, 4,338.97 and 1,161.05 is: 1,741.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892.29 : 4,338.97 = 1,161.05 : x
  2. Step 2: Convert to fraction form
    2,892.29/4,338.97 = 1,161.05/x
  3. Step 3: Cross multiply
    2,892.29x = 4,338.97 × 1,161.05
  4. Step 4: Simplify right side
    2,892.29x = 5,037,739.42
  5. Step 5: Solve for x
    x = 5,037,739.42/2,892.29
  6. Step 6: Final answer
    x = 1,741.79

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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.