Home / 1,727.44-2,591.36-573.19

Finding the Fourth Proportional to 1,727.44, 2,591.36 and 573.19

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Solution

The fourth proportional to 1,727.44, 2,591.36 and 573.19 is: 859.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727.44 : 2,591.36 = 573.19 : x
  2. Step 2: Convert to fraction form
    1,727.44/2,591.36 = 573.19/x
  3. Step 3: Cross multiply
    1,727.44x = 2,591.36 × 573.19
  4. Step 4: Simplify right side
    1,727.44x = 1,485,334.44
  5. Step 5: Solve for x
    x = 1,485,334.44/1,727.44
  6. Step 6: Final answer
    x = 859.85

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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.