Home / 3,698.45-5,543.78-1,232.61

Finding the Fourth Proportional to 3,698.45, 5,543.78 and 1,232.61

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Solution

The fourth proportional to 3,698.45, 5,543.78 and 1,232.61 is: 1,847.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698.45 : 5,543.78 = 1,232.61 : x
  2. Step 2: Convert to fraction form
    3,698.45/5,543.78 = 1,232.61/x
  3. Step 3: Cross multiply
    3,698.45x = 5,543.78 × 1,232.61
  4. Step 4: Simplify right side
    3,698.45x = 6,833,318.67
  5. Step 5: Solve for x
    x = 6,833,318.67/3,698.45
  6. Step 6: Final answer
    x = 1,847.62

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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.