Home / 1,723.14-2,589.37-902.03

Finding the Fourth Proportional to 1,723.14, 2,589.37 and 902.03

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Solution

The fourth proportional to 1,723.14, 2,589.37 and 902.03 is: 1,355.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723.14 : 2,589.37 = 902.03 : x
  2. Step 2: Convert to fraction form
    1,723.14/2,589.37 = 902.03/x
  3. Step 3: Cross multiply
    1,723.14x = 2,589.37 × 902.03
  4. Step 4: Simplify right side
    1,723.14x = 2,335,674.22
  5. Step 5: Solve for x
    x = 2,335,674.22/1,723.14
  6. Step 6: Final answer
    x = 1,355.48

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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.