Home / 2,512.62-3,769.74-1,525.64

Finding the Fourth Proportional to 2,512.62, 3,769.74 and 1,525.64

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Solution

The fourth proportional to 2,512.62, 3,769.74 and 1,525.64 is: 2,288.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512.62 : 3,769.74 = 1,525.64 : x
  2. Step 2: Convert to fraction form
    2,512.62/3,769.74 = 1,525.64/x
  3. Step 3: Cross multiply
    2,512.62x = 3,769.74 × 1,525.64
  4. Step 4: Simplify right side
    2,512.62x = 5,751,247.28
  5. Step 5: Solve for x
    x = 5,751,247.28/2,512.62
  6. Step 6: Final answer
    x = 2,288.94

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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.