Home / 8,267.45-12,404.37-2,721.59

Finding the Fourth Proportional to 8,267.45, 12,404.37 and 2,721.59

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Solution

The fourth proportional to 8,267.45, 12,404.37 and 2,721.59 is: 4,083.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,267.45 : 12,404.37 = 2,721.59 : x
  2. Step 2: Convert to fraction form
    8,267.45/12,404.37 = 2,721.59/x
  3. Step 3: Cross multiply
    8,267.45x = 12,404.37 × 2,721.59
  4. Step 4: Simplify right side
    8,267.45x = 33,759,547.33
  5. Step 5: Solve for x
    x = 33,759,547.33/8,267.45
  6. Step 6: Final answer
    x = 4,083.43

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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.