Home / 5,827.41-8,739.90-2,131.38

Finding the Fourth Proportional to 5,827.41, 8,739.90 and 2,131.38

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Solution

The fourth proportional to 5,827.41, 8,739.90 and 2,131.38 is: 3,196.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.41 : 8,739.90 = 2,131.38 : x
  2. Step 2: Convert to fraction form
    5,827.41/8,739.90 = 2,131.38/x
  3. Step 3: Cross multiply
    5,827.41x = 8,739.90 × 2,131.38
  4. Step 4: Simplify right side
    5,827.41x = 18,628,048.06
  5. Step 5: Solve for x
    x = 18,628,048.06/5,827.41
  6. Step 6: Final answer
    x = 3,196.63

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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.