Home / 5,042.43-7,564.67-1,755.78

Finding the Fourth Proportional to 5,042.43, 7,564.67 and 1,755.78

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Solution

The fourth proportional to 5,042.43, 7,564.67 and 1,755.78 is: 2,634.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.43 : 7,564.67 = 1,755.78 : x
  2. Step 2: Convert to fraction form
    5,042.43/7,564.67 = 1,755.78/x
  3. Step 3: Cross multiply
    5,042.43x = 7,564.67 × 1,755.78
  4. Step 4: Simplify right side
    5,042.43x = 13,281,893.06
  5. Step 5: Solve for x
    x = 13,281,893.06/5,042.43
  6. Step 6: Final answer
    x = 2,634.03

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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.