Home / 2,851.94-4,274.91-1,207.58

Finding the Fourth Proportional to 2,851.94, 4,274.91 and 1,207.58

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Solution

The fourth proportional to 2,851.94, 4,274.91 and 1,207.58 is: 1,810.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851.94 : 4,274.91 = 1,207.58 : x
  2. Step 2: Convert to fraction form
    2,851.94/4,274.91 = 1,207.58/x
  3. Step 3: Cross multiply
    2,851.94x = 4,274.91 × 1,207.58
  4. Step 4: Simplify right side
    2,851.94x = 5,162,274.44
  5. Step 5: Solve for x
    x = 5,162,274.44/2,851.94
  6. Step 6: Final answer
    x = 1,810.09

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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.