Home / 8,837.35-13,246.30-3,640.39

Finding the Fourth Proportional to 8,837.35, 13,246.30 and 3,640.39

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Solution

The fourth proportional to 8,837.35, 13,246.30 and 3,640.39 is: 5,456.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,837.35 : 13,246.30 = 3,640.39 : x
  2. Step 2: Convert to fraction form
    8,837.35/13,246.30 = 3,640.39/x
  3. Step 3: Cross multiply
    8,837.35x = 13,246.30 × 3,640.39
  4. Step 4: Simplify right side
    8,837.35x = 48,221,698.06
  5. Step 5: Solve for x
    x = 48,221,698.06/8,837.35
  6. Step 6: Final answer
    x = 5,456.58

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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.