Home / 1,829.24-2,744.12-579.41

Finding the Fourth Proportional to 1,829.24, 2,744.12 and 579.41

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Solution

The fourth proportional to 1,829.24, 2,744.12 and 579.41 is: 869.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.24 : 2,744.12 = 579.41 : x
  2. Step 2: Convert to fraction form
    1,829.24/2,744.12 = 579.41/x
  3. Step 3: Cross multiply
    1,829.24x = 2,744.12 × 579.41
  4. Step 4: Simplify right side
    1,829.24x = 1,589,970.57
  5. Step 5: Solve for x
    x = 1,589,970.57/1,829.24
  6. Step 6: Final answer
    x = 869.20

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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.