Home / 2,837.24-4,255.97-1,276.95

Finding the Fourth Proportional to 2,837.24, 4,255.97 and 1,276.95

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Solution

The fourth proportional to 2,837.24, 4,255.97 and 1,276.95 is: 1,915.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.24 : 4,255.97 = 1,276.95 : x
  2. Step 2: Convert to fraction form
    2,837.24/4,255.97 = 1,276.95/x
  3. Step 3: Cross multiply
    2,837.24x = 4,255.97 × 1,276.95
  4. Step 4: Simplify right side
    2,837.24x = 5,434,653.44
  5. Step 5: Solve for x
    x = 5,434,653.44/2,837.24
  6. Step 6: Final answer
    x = 1,915.47

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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.