Home / 1,474.33-2,211.81-1,327.30

Finding the Fourth Proportional to 1,474.33, 2,211.81 and 1,327.30

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Solution

The fourth proportional to 1,474.33, 2,211.81 and 1,327.30 is: 1,991.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474.33 : 2,211.81 = 1,327.30 : x
  2. Step 2: Convert to fraction form
    1,474.33/2,211.81 = 1,327.30/x
  3. Step 3: Cross multiply
    1,474.33x = 2,211.81 × 1,327.30
  4. Step 4: Simplify right side
    1,474.33x = 2,935,735.41
  5. Step 5: Solve for x
    x = 2,935,735.41/1,474.33
  6. Step 6: Final answer
    x = 1,991.23

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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.