Home / 3,180.39-4,769.64-1,204.55

Finding the Fourth Proportional to 3,180.39, 4,769.64 and 1,204.55

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Solution

The fourth proportional to 3,180.39, 4,769.64 and 1,204.55 is: 1,806.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180.39 : 4,769.64 = 1,204.55 : x
  2. Step 2: Convert to fraction form
    3,180.39/4,769.64 = 1,204.55/x
  3. Step 3: Cross multiply
    3,180.39x = 4,769.64 × 1,204.55
  4. Step 4: Simplify right side
    3,180.39x = 5,745,246.01
  5. Step 5: Solve for x
    x = 5,745,246.01/3,180.39
  6. Step 6: Final answer
    x = 1,806.46

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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.