Home / 3,749.31-5,625.26-1,669.50

Finding the Fourth Proportional to 3,749.31, 5,625.26 and 1,669.50

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Solution

The fourth proportional to 3,749.31, 5,625.26 and 1,669.50 is: 2,504.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.31 : 5,625.26 = 1,669.50 : x
  2. Step 2: Convert to fraction form
    3,749.31/5,625.26 = 1,669.50/x
  3. Step 3: Cross multiply
    3,749.31x = 5,625.26 × 1,669.50
  4. Step 4: Simplify right side
    3,749.31x = 9,391,371.57
  5. Step 5: Solve for x
    x = 9,391,371.57/3,749.31
  6. Step 6: Final answer
    x = 2,504.83

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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.