Home / 3,371.81-5,057.72-2,217.29

Finding the Fourth Proportional to 3,371.81, 5,057.72 and 2,217.29

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Solution

The fourth proportional to 3,371.81, 5,057.72 and 2,217.29 is: 3,325.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.81 : 5,057.72 = 2,217.29 : x
  2. Step 2: Convert to fraction form
    3,371.81/5,057.72 = 2,217.29/x
  3. Step 3: Cross multiply
    3,371.81x = 5,057.72 × 2,217.29
  4. Step 4: Simplify right side
    3,371.81x = 11,214,420.89
  5. Step 5: Solve for x
    x = 11,214,420.89/3,371.81
  6. Step 6: Final answer
    x = 3,325.94

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1.5x scale

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.