Home / 1,829.89-2,744.96-531.25

Finding the Fourth Proportional to 1,829.89, 2,744.96 and 531.25

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Solution

The fourth proportional to 1,829.89, 2,744.96 and 531.25 is: 796.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.89 : 2,744.96 = 531.25 : x
  2. Step 2: Convert to fraction form
    1,829.89/2,744.96 = 531.25/x
  3. Step 3: Cross multiply
    1,829.89x = 2,744.96 × 531.25
  4. Step 4: Simplify right side
    1,829.89x = 1,458,260
  5. Step 5: Solve for x
    x = 1,458,260/1,829.89
  6. Step 6: Final answer
    x = 796.91

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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.