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Finding the Fourth Proportional to 2,094.48, 3,141.48 and 633.28

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Solution

The fourth proportional to 2,094.48, 3,141.48 and 633.28 is: 949.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.48 : 3,141.48 = 633.28 : x
  2. Step 2: Convert to fraction form
    2,094.48/3,141.48 = 633.28/x
  3. Step 3: Cross multiply
    2,094.48x = 3,141.48 × 633.28
  4. Step 4: Simplify right side
    2,094.48x = 1,989,436.45
  5. Step 5: Solve for x
    x = 1,989,436.45/2,094.48
  6. Step 6: Final answer
    x = 949.85

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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.