Home / 2,862.44-4,310.78-2,519.49

Finding the Fourth Proportional to 2,862.44, 4,310.78 and 2,519.49

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Solution

The fourth proportional to 2,862.44, 4,310.78 and 2,519.49 is: 3,794.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.44 : 4,310.78 = 2,519.49 : x
  2. Step 2: Convert to fraction form
    2,862.44/4,310.78 = 2,519.49/x
  3. Step 3: Cross multiply
    2,862.44x = 4,310.78 × 2,519.49
  4. Step 4: Simplify right side
    2,862.44x = 10,860,973.40
  5. Step 5: Solve for x
    x = 10,860,973.40/2,862.44
  6. Step 6: Final answer
    x = 3,794.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.