Home / 3,627.60-5,440.62-1,677.96

Finding the Fourth Proportional to 3,627.60, 5,440.62 and 1,677.96

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Solution

The fourth proportional to 3,627.60, 5,440.62 and 1,677.96 is: 2,516.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.60 : 5,440.62 = 1,677.96 : x
  2. Step 2: Convert to fraction form
    3,627.60/5,440.62 = 1,677.96/x
  3. Step 3: Cross multiply
    3,627.60x = 5,440.62 × 1,677.96
  4. Step 4: Simplify right side
    3,627.60x = 9,129,142.74
  5. Step 5: Solve for x
    x = 9,129,142.74/3,627.60
  6. Step 6: Final answer
    x = 2,516.58

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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.