Home / 6,072.48-8,379.94-3,419.92

Finding the Fourth Proportional to 6,072.48, 8,379.94 and 3,419.92

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Solution

The fourth proportional to 6,072.48, 8,379.94 and 3,419.92 is: 4,719.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,072.48 : 8,379.94 = 3,419.92 : x
  2. Step 2: Convert to fraction form
    6,072.48/8,379.94 = 3,419.92/x
  3. Step 3: Cross multiply
    6,072.48x = 8,379.94 × 3,419.92
  4. Step 4: Simplify right side
    6,072.48x = 28,658,724.40
  5. Step 5: Solve for x
    x = 28,658,724.40/6,072.48
  6. Step 6: Final answer
    x = 4,719.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.