Home / 1,829.98-2,744.61-531.46

Finding the Fourth Proportional to 1,829.98, 2,744.61 and 531.46

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Solution

The fourth proportional to 1,829.98, 2,744.61 and 531.46 is: 797.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.98 : 2,744.61 = 531.46 : x
  2. Step 2: Convert to fraction form
    1,829.98/2,744.61 = 531.46/x
  3. Step 3: Cross multiply
    1,829.98x = 2,744.61 × 531.46
  4. Step 4: Simplify right side
    1,829.98x = 1,458,650.43
  5. Step 5: Solve for x
    x = 1,458,650.43/1,829.98
  6. Step 6: Final answer
    x = 797.09

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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.