Home / 2,175.44-3,263.72-942.56

Finding the Fourth Proportional to 2,175.44, 3,263.72 and 942.56

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Solution

The fourth proportional to 2,175.44, 3,263.72 and 942.56 is: 1,414.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175.44 : 3,263.72 = 942.56 : x
  2. Step 2: Convert to fraction form
    2,175.44/3,263.72 = 942.56/x
  3. Step 3: Cross multiply
    2,175.44x = 3,263.72 × 942.56
  4. Step 4: Simplify right side
    2,175.44x = 3,076,230.89
  5. Step 5: Solve for x
    x = 3,076,230.89/2,175.44
  6. Step 6: Final answer
    x = 1,414.08

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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.