Home / 3,755.78-5,633.68-1,675.28

Finding the Fourth Proportional to 3,755.78, 5,633.68 and 1,675.28

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Solution

The fourth proportional to 3,755.78, 5,633.68 and 1,675.28 is: 2,512.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.78 : 5,633.68 = 1,675.28 : x
  2. Step 2: Convert to fraction form
    3,755.78/5,633.68 = 1,675.28/x
  3. Step 3: Cross multiply
    3,755.78x = 5,633.68 × 1,675.28
  4. Step 4: Simplify right side
    3,755.78x = 9,438,001.33
  5. Step 5: Solve for x
    x = 9,438,001.33/3,755.78
  6. Step 6: Final answer
    x = 2,512.93

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1.5x scale

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.