Home / 3,371.20-5,056.47-1,179.81

Finding the Fourth Proportional to 3,371.20, 5,056.47 and 1,179.81

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Solution

The fourth proportional to 3,371.20, 5,056.47 and 1,179.81 is: 1,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.20 : 5,056.47 = 1,179.81 : x
  2. Step 2: Convert to fraction form
    3,371.20/5,056.47 = 1,179.81/x
  3. Step 3: Cross multiply
    3,371.20x = 5,056.47 × 1,179.81
  4. Step 4: Simplify right side
    3,371.20x = 5,965,673.87
  5. Step 5: Solve for x
    x = 5,965,673.87/3,371.20
  6. Step 6: Final answer
    x = 1,769.60

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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.