Home / 3,619.13-5,426.96-1,768.07

Finding the Fourth Proportional to 3,619.13, 5,426.96 and 1,768.07

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Solution

The fourth proportional to 3,619.13, 5,426.96 and 1,768.07 is: 2,651.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.13 : 5,426.96 = 1,768.07 : x
  2. Step 2: Convert to fraction form
    3,619.13/5,426.96 = 1,768.07/x
  3. Step 3: Cross multiply
    3,619.13x = 5,426.96 × 1,768.07
  4. Step 4: Simplify right side
    3,619.13x = 9,595,249.89
  5. Step 5: Solve for x
    x = 9,595,249.89/3,619.13
  6. Step 6: Final answer
    x = 2,651.26

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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.