Home / 5,161.24-7,741.84-2,239.16

Finding the Fourth Proportional to 5,161.24, 7,741.84 and 2,239.16

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Solution

The fourth proportional to 5,161.24, 7,741.84 and 2,239.16 is: 3,358.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161.24 : 7,741.84 = 2,239.16 : x
  2. Step 2: Convert to fraction form
    5,161.24/7,741.84 = 2,239.16/x
  3. Step 3: Cross multiply
    5,161.24x = 7,741.84 × 2,239.16
  4. Step 4: Simplify right side
    5,161.24x = 17,335,218.45
  5. Step 5: Solve for x
    x = 17,335,218.45/5,161.24
  6. Step 6: Final answer
    x = 3,358.73

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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.