Home / 2,794.63-4,192.97-1,151.31

Finding the Fourth Proportional to 2,794.63, 4,192.97 and 1,151.31

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Solution

The fourth proportional to 2,794.63, 4,192.97 and 1,151.31 is: 1,727.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794.63 : 4,192.97 = 1,151.31 : x
  2. Step 2: Convert to fraction form
    2,794.63/4,192.97 = 1,151.31/x
  3. Step 3: Cross multiply
    2,794.63x = 4,192.97 × 1,151.31
  4. Step 4: Simplify right side
    2,794.63x = 4,827,418.26
  5. Step 5: Solve for x
    x = 4,827,418.26/2,794.63
  6. Step 6: Final answer
    x = 1,727.39

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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.