Home / 5,419.41-8,131.80-3,046.02

Finding the Fourth Proportional to 5,419.41, 8,131.80 and 3,046.02

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Solution

The fourth proportional to 5,419.41, 8,131.80 and 3,046.02 is: 4,570.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419.41 : 8,131.80 = 3,046.02 : x
  2. Step 2: Convert to fraction form
    5,419.41/8,131.80 = 3,046.02/x
  3. Step 3: Cross multiply
    5,419.41x = 8,131.80 × 3,046.02
  4. Step 4: Simplify right side
    5,419.41x = 24,769,625.44
  5. Step 5: Solve for x
    x = 24,769,625.44/5,419.41
  6. Step 6: Final answer
    x = 4,570.54

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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.