Home / 5,589.39-8,381.79-2,079.63

Finding the Fourth Proportional to 5,589.39, 8,381.79 and 2,079.63

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Solution

The fourth proportional to 5,589.39, 8,381.79 and 2,079.63 is: 3,118.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.39 : 8,381.79 = 2,079.63 : x
  2. Step 2: Convert to fraction form
    5,589.39/8,381.79 = 2,079.63/x
  3. Step 3: Cross multiply
    5,589.39x = 8,381.79 × 2,079.63
  4. Step 4: Simplify right side
    5,589.39x = 17,431,021.94
  5. Step 5: Solve for x
    x = 17,431,021.94/5,589.39
  6. Step 6: Final answer
    x = 3,118.59

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.