Home / 1,522.44-2,101.96-933.30

Finding the Fourth Proportional to 1,522.44, 2,101.96 and 933.30

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Solution

The fourth proportional to 1,522.44, 2,101.96 and 933.30 is: 1,288.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522.44 : 2,101.96 = 933.30 : x
  2. Step 2: Convert to fraction form
    1,522.44/2,101.96 = 933.30/x
  3. Step 3: Cross multiply
    1,522.44x = 2,101.96 × 933.30
  4. Step 4: Simplify right side
    1,522.44x = 1,961,759.27
  5. Step 5: Solve for x
    x = 1,961,759.27/1,522.44
  6. Step 6: Final answer
    x = 1,288.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.