Home / 2,796.25-4,194.28-1,151.57

Finding the Fourth Proportional to 2,796.25, 4,194.28 and 1,151.57

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Solution

The fourth proportional to 2,796.25, 4,194.28 and 1,151.57 is: 1,727.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796.25 : 4,194.28 = 1,151.57 : x
  2. Step 2: Convert to fraction form
    2,796.25/4,194.28 = 1,151.57/x
  3. Step 3: Cross multiply
    2,796.25x = 4,194.28 × 1,151.57
  4. Step 4: Simplify right side
    2,796.25x = 4,829,995.35
  5. Step 5: Solve for x
    x = 4,829,995.35/2,796.25
  6. Step 6: Final answer
    x = 1,727.31

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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.