Home / 3,670.57-5,505.60-1,204.56

Finding the Fourth Proportional to 3,670.57, 5,505.60 and 1,204.56

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Solution

The fourth proportional to 3,670.57, 5,505.60 and 1,204.56 is: 1,806.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.57 : 5,505.60 = 1,204.56 : x
  2. Step 2: Convert to fraction form
    3,670.57/5,505.60 = 1,204.56/x
  3. Step 3: Cross multiply
    3,670.57x = 5,505.60 × 1,204.56
  4. Step 4: Simplify right side
    3,670.57x = 6,631,819.77
  5. Step 5: Solve for x
    x = 6,631,819.77/3,670.57
  6. Step 6: Final answer
    x = 1,806.75

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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.