Home / 6,072.24-8,379.11-4,479.75

Finding the Fourth Proportional to 6,072.24, 8,379.11 and 4,479.75

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Solution

The fourth proportional to 6,072.24, 8,379.11 and 4,479.75 is: 6,181.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,072.24 : 8,379.11 = 4,479.75 : x
  2. Step 2: Convert to fraction form
    6,072.24/8,379.11 = 4,479.75/x
  3. Step 3: Cross multiply
    6,072.24x = 8,379.11 × 4,479.75
  4. Step 4: Simplify right side
    6,072.24x = 37,536,295.62
  5. Step 5: Solve for x
    x = 37,536,295.62/6,072.24
  6. Step 6: Final answer
    x = 6,181.62

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1.5x scale

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.