Home / 3,923.76-5,881.20-1,841.04

Finding the Fourth Proportional to 3,923.76, 5,881.20 and 1,841.04

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Solution

The fourth proportional to 3,923.76, 5,881.20 and 1,841.04 is: 2,759.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.76 : 5,881.20 = 1,841.04 : x
  2. Step 2: Convert to fraction form
    3,923.76/5,881.20 = 1,841.04/x
  3. Step 3: Cross multiply
    3,923.76x = 5,881.20 × 1,841.04
  4. Step 4: Simplify right side
    3,923.76x = 10,827,524.45
  5. Step 5: Solve for x
    x = 10,827,524.45/3,923.76
  6. Step 6: Final answer
    x = 2,759.48

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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.