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Finding the Fourth Proportional to 1,604.56, 2,214.88 and 941.97

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Solution

The fourth proportional to 1,604.56, 2,214.88 and 941.97 is: 1,300.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604.56 : 2,214.88 = 941.97 : x
  2. Step 2: Convert to fraction form
    1,604.56/2,214.88 = 941.97/x
  3. Step 3: Cross multiply
    1,604.56x = 2,214.88 × 941.97
  4. Step 4: Simplify right side
    1,604.56x = 2,086,350.51
  5. Step 5: Solve for x
    x = 2,086,350.51/1,604.56
  6. Step 6: Final answer
    x = 1,300.26

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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.