Home / 1,829.69-2,744.67-531.14

Finding the Fourth Proportional to 1,829.69, 2,744.67 and 531.14

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Solution

The fourth proportional to 1,829.69, 2,744.67 and 531.14 is: 796.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.69 : 2,744.67 = 531.14 : x
  2. Step 2: Convert to fraction form
    1,829.69/2,744.67 = 531.14/x
  3. Step 3: Cross multiply
    1,829.69x = 2,744.67 × 531.14
  4. Step 4: Simplify right side
    1,829.69x = 1,457,804.02
  5. Step 5: Solve for x
    x = 1,457,804.02/1,829.69
  6. Step 6: Final answer
    x = 796.75

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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.