Home / 8,741.32-13,111.98-3,194.92

Finding the Fourth Proportional to 8,741.32, 13,111.98 and 3,194.92

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Solution

The fourth proportional to 8,741.32, 13,111.98 and 3,194.92 is: 4,792.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,741.32 : 13,111.98 = 3,194.92 : x
  2. Step 2: Convert to fraction form
    8,741.32/13,111.98 = 3,194.92/x
  3. Step 3: Cross multiply
    8,741.32x = 13,111.98 × 3,194.92
  4. Step 4: Simplify right side
    8,741.32x = 41,891,727.14
  5. Step 5: Solve for x
    x = 41,891,727.14/8,741.32
  6. Step 6: Final answer
    x = 4,792.38

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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.