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Finding the Fourth Proportional to 1,755.89, 2,633.78 and 1,495.27

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Solution

The fourth proportional to 1,755.89, 2,633.78 and 1,495.27 is: 2,242.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755.89 : 2,633.78 = 1,495.27 : x
  2. Step 2: Convert to fraction form
    1,755.89/2,633.78 = 1,495.27/x
  3. Step 3: Cross multiply
    1,755.89x = 2,633.78 × 1,495.27
  4. Step 4: Simplify right side
    1,755.89x = 3,938,219.25
  5. Step 5: Solve for x
    x = 3,938,219.25/1,755.89
  6. Step 6: Final answer
    x = 2,242.86

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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.