Home / 3,479.83-5,215.91-2,293.38

Finding the Fourth Proportional to 3,479.83, 5,215.91 and 2,293.38

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Solution

The fourth proportional to 3,479.83, 5,215.91 and 2,293.38 is: 3,437.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.83 : 5,215.91 = 2,293.38 : x
  2. Step 2: Convert to fraction form
    3,479.83/5,215.91 = 2,293.38/x
  3. Step 3: Cross multiply
    3,479.83x = 5,215.91 × 2,293.38
  4. Step 4: Simplify right side
    3,479.83x = 11,962,052.21
  5. Step 5: Solve for x
    x = 11,962,052.21/3,479.83
  6. Step 6: Final answer
    x = 3,437.54

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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.