Home / 5,355.25-8,036.20-2,582.21

Finding the Fourth Proportional to 5,355.25, 8,036.20 and 2,582.21

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Solution

The fourth proportional to 5,355.25, 8,036.20 and 2,582.21 is: 3,874.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.25 : 8,036.20 = 2,582.21 : x
  2. Step 2: Convert to fraction form
    5,355.25/8,036.20 = 2,582.21/x
  3. Step 3: Cross multiply
    5,355.25x = 8,036.20 × 2,582.21
  4. Step 4: Simplify right side
    5,355.25x = 20,751,109.37
  5. Step 5: Solve for x
    x = 20,751,109.37/5,355.25
  6. Step 6: Final answer
    x = 3,874.91

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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.