Home / 2,544.22-3,815.25-1,157.14

Finding the Fourth Proportional to 2,544.22, 3,815.25 and 1,157.14

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Solution

The fourth proportional to 2,544.22, 3,815.25 and 1,157.14 is: 1,735.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544.22 : 3,815.25 = 1,157.14 : x
  2. Step 2: Convert to fraction form
    2,544.22/3,815.25 = 1,157.14/x
  3. Step 3: Cross multiply
    2,544.22x = 3,815.25 × 1,157.14
  4. Step 4: Simplify right side
    2,544.22x = 4,414,778.39
  5. Step 5: Solve for x
    x = 4,414,778.39/2,544.22
  6. Step 6: Final answer
    x = 1,735.22

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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.