Home / 2,152.44-3,229.00-691.27

Finding the Fourth Proportional to 2,152.44, 3,229.00 and 691.27

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Solution

The fourth proportional to 2,152.44, 3,229.00 and 691.27 is: 1,037.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152.44 : 3,229.00 = 691.27 : x
  2. Step 2: Convert to fraction form
    2,152.44/3,229.00 = 691.27/x
  3. Step 3: Cross multiply
    2,152.44x = 3,229.00 × 691.27
  4. Step 4: Simplify right side
    2,152.44x = 2,232,101.03
  5. Step 5: Solve for x
    x = 2,232,101.03/2,152.44
  6. Step 6: Final answer
    x = 1,037.01

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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.