Home / 3,590.25-5,385.78-2,029.38

Finding the Fourth Proportional to 3,590.25, 5,385.78 and 2,029.38

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Solution

The fourth proportional to 3,590.25, 5,385.78 and 2,029.38 is: 3,044.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.25 : 5,385.78 = 2,029.38 : x
  2. Step 2: Convert to fraction form
    3,590.25/5,385.78 = 2,029.38/x
  3. Step 3: Cross multiply
    3,590.25x = 5,385.78 × 2,029.38
  4. Step 4: Simplify right side
    3,590.25x = 10,929,794.22
  5. Step 5: Solve for x
    x = 10,929,794.22/3,590.25
  6. Step 6: Final answer
    x = 3,044.30

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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.