Home / 3,358.91-5,015.72-2,743.81

Finding the Fourth Proportional to 3,358.91, 5,015.72 and 2,743.81

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Solution

The fourth proportional to 3,358.91, 5,015.72 and 2,743.81 is: 4,097.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.91 : 5,015.72 = 2,743.81 : x
  2. Step 2: Convert to fraction form
    3,358.91/5,015.72 = 2,743.81/x
  3. Step 3: Cross multiply
    3,358.91x = 5,015.72 × 2,743.81
  4. Step 4: Simplify right side
    3,358.91x = 13,762,182.69
  5. Step 5: Solve for x
    x = 13,762,182.69/3,358.91
  6. Step 6: Final answer
    x = 4,097.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.