Home / 8,436.82-12,656.44-2,593.92

Finding the Fourth Proportional to 8,436.82, 12,656.44 and 2,593.92

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Solution

The fourth proportional to 8,436.82, 12,656.44 and 2,593.92 is: 3,891.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,436.82 : 12,656.44 = 2,593.92 : x
  2. Step 2: Convert to fraction form
    8,436.82/12,656.44 = 2,593.92/x
  3. Step 3: Cross multiply
    8,436.82x = 12,656.44 × 2,593.92
  4. Step 4: Simplify right side
    8,436.82x = 32,829,792.84
  5. Step 5: Solve for x
    x = 32,829,792.84/8,436.82
  6. Step 6: Final answer
    x = 3,891.25

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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.