Home / 2,512.20-3,759.39-1,634.16

Finding the Fourth Proportional to 2,512.20, 3,759.39 and 1,634.16

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Solution

The fourth proportional to 2,512.20, 3,759.39 and 1,634.16 is: 2,445.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512.20 : 3,759.39 = 1,634.16 : x
  2. Step 2: Convert to fraction form
    2,512.20/3,759.39 = 1,634.16/x
  3. Step 3: Cross multiply
    2,512.20x = 3,759.39 × 1,634.16
  4. Step 4: Simplify right side
    2,512.20x = 6,143,444.76
  5. Step 5: Solve for x
    x = 6,143,444.76/2,512.20
  6. Step 6: Final answer
    x = 2,445.44

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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.