Home / 5,589.41-8,379.25-3,127.82

Finding the Fourth Proportional to 5,589.41, 8,379.25 and 3,127.82

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Solution

The fourth proportional to 5,589.41, 8,379.25 and 3,127.82 is: 4,689.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.41 : 8,379.25 = 3,127.82 : x
  2. Step 2: Convert to fraction form
    5,589.41/8,379.25 = 3,127.82/x
  3. Step 3: Cross multiply
    5,589.41x = 8,379.25 × 3,127.82
  4. Step 4: Simplify right side
    5,589.41x = 26,208,736.02
  5. Step 5: Solve for x
    x = 26,208,736.02/5,589.41
  6. Step 6: Final answer
    x = 4,689.00

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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.