Home / 1,452.39-2,176.24-758.02

Finding the Fourth Proportional to 1,452.39, 2,176.24 and 758.02

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Solution

The fourth proportional to 1,452.39, 2,176.24 and 758.02 is: 1,135.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452.39 : 2,176.24 = 758.02 : x
  2. Step 2: Convert to fraction form
    1,452.39/2,176.24 = 758.02/x
  3. Step 3: Cross multiply
    1,452.39x = 2,176.24 × 758.02
  4. Step 4: Simplify right side
    1,452.39x = 1,649,633.44
  5. Step 5: Solve for x
    x = 1,649,633.44/1,452.39
  6. Step 6: Final answer
    x = 1,135.81

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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.