Home / 2,792.56-4,185.60-2,245.36

Finding the Fourth Proportional to 2,792.56, 4,185.60 and 2,245.36

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Solution

The fourth proportional to 2,792.56, 4,185.60 and 2,245.36 is: 3,365.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.56 : 4,185.60 = 2,245.36 : x
  2. Step 2: Convert to fraction form
    2,792.56/4,185.60 = 2,245.36/x
  3. Step 3: Cross multiply
    2,792.56x = 4,185.60 × 2,245.36
  4. Step 4: Simplify right side
    2,792.56x = 9,398,178.82
  5. Step 5: Solve for x
    x = 9,398,178.82/2,792.56
  6. Step 6: Final answer
    x = 3,365.43

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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.