Home / 3,242.56-4,474.80-1,845.28

Finding the Fourth Proportional to 3,242.56, 4,474.80 and 1,845.28

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Solution

The fourth proportional to 3,242.56, 4,474.80 and 1,845.28 is: 2,546.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242.56 : 4,474.80 = 1,845.28 : x
  2. Step 2: Convert to fraction form
    3,242.56/4,474.80 = 1,845.28/x
  3. Step 3: Cross multiply
    3,242.56x = 4,474.80 × 1,845.28
  4. Step 4: Simplify right side
    3,242.56x = 8,257,258.94
  5. Step 5: Solve for x
    x = 8,257,258.94/3,242.56
  6. Step 6: Final answer
    x = 2,546.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.