Home / 2,891.54-4,344.44-1,851.99

Finding the Fourth Proportional to 2,891.54, 4,344.44 and 1,851.99

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Solution

The fourth proportional to 2,891.54, 4,344.44 and 1,851.99 is: 2,782.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891.54 : 4,344.44 = 1,851.99 : x
  2. Step 2: Convert to fraction form
    2,891.54/4,344.44 = 1,851.99/x
  3. Step 3: Cross multiply
    2,891.54x = 4,344.44 × 1,851.99
  4. Step 4: Simplify right side
    2,891.54x = 8,045,859.44
  5. Step 5: Solve for x
    x = 8,045,859.44/2,891.54
  6. Step 6: Final answer
    x = 2,782.55

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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.